Answer:
x = 1
Step-by-step explanation:
6(x - 2) = 3 - 9x
We want to find x so that LHS = RHS/
6x - 12 = 3 - 9x
6x + 9x = 3 + 12
15x = 15
x = 1
Not 100% sure!
The value of x that makes the equation true is x = 1.
What is an expression?An expression in mathematics is a combination of numbers, variables, and mathematical operations (such as addition, subtraction, multiplication, and division) that represents a value or quantity.
We can solve for x by simplifying the equation using the distributive property and combining like terms:
6(x - 2) = 3 - 9x
6x - 12 = 3 - 9x (distribute 6)
6x + 9x = 3 + 12 (add 9x and 12 to both sides)
15x = 15 (combine like terms)
x = 1 (divide both sides by 15)
Therefore, the value of x that makes the equation true is x = 1.
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ANYONE GOOD AT MATH NEED HELP
Answer:
*I just learned that in probability if a question has 'and' it means you multiply and if it has 'or' it means you add*
1a) 1/6
There are two numbers greater than four (5 and 6). There are 6 possible numbers you can get, so the fraction would be 2/6, or simplified would be 1/3. There are two options you can get when flipping a coin, so the chance of getting a head is 1/2. This is an 'and' problem so multiply 1/3•1/2 and you get 1/6.
1b) 1/4
There are 3 even numbers (2, 4, and 6), so the probability would be 3/6 or simplified to 1/2. The chance of landing on a tail is also 1/2, as there are two possible options. This is an 'and' problem so multiply 1/2•1/2 and you get 1/4.
2) 1/8
Write out your possible results: HHH, HHT, HTH, THH, HTT, THT, TTH, TTT.
3a) 1/8
There are 4 shirt options to choose from. The chance of picking blue is 1/4. There are 2 pant options. The chance of picking black is 1/2. This is an 'and' problem, so multiply 1/4•1/2 and you get 1/8.
3b) 1/4
There are 4 shirt options to choose from. This is an 'or' problem because he can choose an orange shirt OR a red shirt. The probability of picking an orange shirt is 1/4 and the probability of picking a red shirt is 1/4. 'Or' means you use addition so add 1/4+1/4 and you get 2/4 or simplified is 1/2. There are 2 pant options to choose from, so the probability of choosing brown pants is 1/2. Now, this is an 'and' problem, so multiply 1/2•1/2 and you get 1/4.
Number 2 =D I solved the last 2 so this is my last one
Answer:
Combined Weight Change = -35 lb / 4 total people = Avg weight change per person of -8.75 lb.
Step-by-step explanation:
A circle's radius is 15 centimeters.
What is the circle's circumference (use 3.14 for pi and round to nearest
tenth)?
Plzzzzzz help me
Answer:
use the formula for circumference
Step-by-step explanation:
Answer:
706.8 if rounded then its 706.9
I need help with this worksheet.
Answer:
A = 40
B = 90
C = 53.5
D = 34
E = 90
F = 52.9
G = 90
H = 59.6
I = 104.5
J = 45
K = 90
L = 72
M = 107.3
N = 47.7
O = 36
P = 90
PLEASE HELP! I WILL MAKE YOU BRAINLIST
I would say proportional because the rise/run is constant
Given f (x) = 17 minus x squared, what is the average rate of change in f(x) over the interval [1, 5]? –6 Negative one-half One-fourth 1.
The average rate of change in f(x) over (1,5) is -6.
Given function is:
[tex]f(x) =17-x^{2}[/tex]
[tex]f(5) = -8\\\\f(1) = 16[/tex]
What is the average rate of change in a function over an interval?The average rate of change is a measure of how much the function changed per unit, on average, over that interval.
We know that
The average rate of change in f(x) over (a,b) is given by:
The average rate of change = [tex]\frac{f(b)-f(a)}{b-a}[/tex]
So, The average rate of change in f(x) over (1,5) = [tex]\frac{f(5)-f(1)}{5-1}[/tex]
The average rate of change in f(x) over (1,5) = [tex]\frac{-8-16}{5-1}[/tex]
The average rate of change in f(x) over (1,5) = -6.
Therefore, the average rate of change in f(x) over (1,5) is -6.
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Answer:
-6
Step-by-step explanation:
Mrs. Martin made 15 gallons of
sweet tea for a celebration. How many
quarts of sweet tea did Mrs. Martin
make?
Answer:
60 US Quarts
Step-by-step explanation:
15 gallons = 60 US Quarts
Answer:
60 US QUARTS
Step-by-step explanation:
Since, 1 gallon = 4 US QUARTS
15 gallons = x
Therefore, 15 gallons × 4 US QUARTS / 1 gallon
= 60 US QUARTS
What is the total area of the figure shown?
Type the correct answer in the box. Use numerals instead of words.
The total area of the figure is
square meters.
The total area of the figure = area of rectangle + area of triangle = 241 sq. m.
What is the Area of Rectangle and Triangle?Area of rectangle = length × widthArea of triangle = 1/2 × base × heightThus:
Total area of the figure = area of rectangle + area of triangle
= length × width + 1/2 × base × height
Length = 12 mWidth = 9 mBase = 19 mHeight = 14 mTotal area of the figure = 12 × 9 + 1/2 × 19 × 14
Total area of the figure = 241 sq. m.
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Answer:
241 square meters
Step-by-step explanation:
edmentum/plato
what is the slope in y-1= -2/3x
Answer:
-2/3
Step-by-step explanation:
The slope is the coefficient of the variable x when it comes to graphing. In this equation, relatively no change needs to be made, as the y-intercept is on one side while the slope doesn't need to move.
Answer:
m= - 2/3
Step-by-step explanation:
could i have brainiest answer thankss friend :)
Which expression is equivalent to (10x)–3? StartFraction 10 Over x cubed EndFraction StartFraction 1000 Over x cubed EndFraction StartFraction 1 Over 1000 x cubed EndFraction StartFraction 1 Over 10 x cubed EndFraction.
The expression which is equivalent to the provided expression of variable x is,
[tex]\dfrac{1}{1000x^3}[/tex]
What is the equivalent expression?Equivalent expressions are the expression whose result is equal to the original expression, but the way of representation is different.
The given expression in the problem is,
[tex](10x)-3[/tex]
Let the equivalent expression of this expression is f(x). Thus,
[tex]f(x)=(10x)^{-3}[/tex]
The number, with negative power, can be written in the fraction of 1 with the same but positive power or exponent. Therefore,
[tex]f(x)=\dfrac{1}{(10x)^{3}}[/tex]
Solve it further as,
[tex]f(x)=\dfrac{1}{(10)^3(x)^{3}}\\f(x)=\dfrac{1}{1000x^3}[/tex]
Hence, the expression which is equivalent to the provided expression of variable x is,
[tex]\dfrac{1}{1000x^3}[/tex]
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Answer: C
Step-by-step explanation:
What is it called when you can not factor an equation
Answer:
polyminal
Step-by-step explanation:
A polynomial with integer coefficients that cannot be factored into polynomials of lower degree , also with integer coefficients, is called an irreducible or prime polynomial . Example 1: x2+x+1.
Example 2:
The polynomial
x2−2
is irreducible over the integers. However, we could factor it as
(x−2√)(x+2√)
if we are allowed to use irrational numbers. So the irreducibility of a polynomial depends on the number system you're working in.
Graph the linear equation find three points that solve the equation then plot on the graph x-4y=-18
Which expression is a trinomial
Answer:
x + y - 13
Step-by-step explanation:
It has three terms, or numbers or variables
Answer:
option 1
Step-by-step explanation:
A expression that has 3 terms is called trinomial.
x + y - 13 -----> trinomial
lison had 310 rocks in her rock collection. After three months, her collection increases by 40%. How many rocks does Alison have now?
Answer:
434
Step-by-step explanation:
310 * 1.4 = 434
or if you want to break it up more:
10% of 310 = 31 (to get 10% divide by 10)
to get from 10% to 40% multiply your answer by 4
31 * 4 = 124
so 40% = 124
this means over the three months Allison's rock collection increased by 124.
to get the total amount of rocks Allison has now add the increase to the original value
310 + 124 = 434
15b+5b+12+12b
simplified
Answer: 49B
Step-by-step explanation: Its the right answer
Answer:
32b + 12
Step-by-step explanation:
Add up all the values with b in them, so 15 + 5 + 12 = 32. Then, add the whole number. Your simplified answer should be 32b + 12.
Hopefully this helps- let me know if you have any questions!
please solve the following math problem
Answer:
Stretch
Step-by-step explanation:
lol no such thing as stretch theres only reflection, translation, and rotation
Someone please help me on this.
Answer:
[tex]36n^2+12n+1[/tex]
Step-by-step explanation:
Foil the equation!
1. You see that is to the second power so it means this [tex](6n+1)*(6n+1)[/tex]
2. Then you use the Foil method. First, Outside, Inside, and Last.
3. Combined like terms
4. Answer!
A tip you can use to avoid Foil is this mental math trick: (Keep in mind this only works if the polynomial is being squared.)
1. Multiply the first number by itself = [tex]6n *6n = 36n^2[/tex]
2. Add the first number by itself = [tex]6n+6n = 12n[/tex]
3. Multiply the last number by itself = [tex]1*1 =1[/tex]
4. Combined to form your answer = [tex]36n^2+12n+1[/tex]
NOTE: This is the same thing as a foil but it uses mental math so it takes less time!
Are the ratios 16:8 and 2:1 equivalent?
Thus 16:8 and 2:1 are equivalent.
→ 16:8
divide both by 8
[tex]\rightarrow \sf \dfrac{16}{8} :\dfrac{8 }{8}[/tex]
simplify
→ 2 : 1
Answer:
Yes! Because they are in proportion: 1x8 = 8, 2x8 = 16 therefore, 2:1 and 16:8 are equivalent. Similar to equivalent fractions - you need to multiply both numbers by the same number.
Step-by-step explanation:
If you need further help, feel free to let me know. I noticed you've posted 2 of the same type of questions - is there anything you are confused about?
A garden is in the shape of a rectangle, ABCD, and a semicircle.
AD is the diameter of the semicircle.
Carol is going to cover the garden with fertiliser.
A box of fertiliser costs £4.99
Carol has been told that one box of fertiliser will cover 12 m? of garden.
(a) Work out the cost of buying enough fertiliser to cover the garden completely.
Answer:
34.93
Step-by-step explanation:
find area of semicircle=(pi×radius squared)/2=27.7
find area of rectangle=base×height=47.04
74.74=total area
if one box covers 12 how many boxes cover 74.74=6.2283 but you cannot buy .2283 of fertiliser so you round up to 7 boxes
so total cost becomes 7×4.99=34.93
George wrote an integer. The opposite of George's integer is -53. Which of these statements about George's integer must be true? I. The integer is 53. II. The integer has an absolute value of -53. III. The integer is -53. IV. The integers has an absolute value of 53.
Answer: The integers has an absolute value of 53.
Step-by-step explanation:
Given that:
George wrote an integer ;
Let integer = y
Opposite of integer = - 53
From the options given, the best conclusion that must be true is to say George's integer has an absolute value of 53. Because an absolute value clears our doubt of the integer being positive or negative. Also, an absolute value cannot be negative.
Also, an integer of - 53 cannot have an opposite value of - 53
One piece of wheat bread contains 2 g of fiber or 8% of the amount of fiber that most people need in a day. What is 8% written and decimal and fraction?
8% written and decimal and fraction are 0.08 and 2/25 respectively
Writing percentage in decimal formGiven the percentage of fiber expressed as 8 %
We are to write 8% in both decimal and fraction form
Decimal form of 8% is 0.08
Fractional form of 8% = 8/100 = 2/25
Hence 8% written and decimal and fraction are 0.08 and 2/25 respectively
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Solve the system of equations using substitution
4x + 2y = 16
=−12+5
Answer:
[tex]x=\frac{70}{11},\:y=\frac{20}{11}[/tex]
Step-by-step explanation:
[tex]\begin{bmatrix}4x+2y=16y\\ y=-\frac{1}{2}x+5\end{bmatrix}[/tex]
[tex]\mathrm{Substitute\:}y=-\frac{1}{2}x+5[/tex]
[tex]\begin{bmatrix}4x+2\left(-\frac{1}{2}x+5\right)=16\left(-\frac{1}{2}x+5\right)\end{bmatrix}[/tex]
[tex]Simplify[/tex]
[tex]\begin{bmatrix}3x+10=16\left(-\frac{1}{2}x+5\right)\end{bmatrix}[/tex]
Isolate x for 3x+10=16(-1/2x+5): [tex]x=\frac{70}{11}[/tex]
[tex]\mathrm{For\:}y=-\frac{1}{2}x+5[/tex]
[tex]\mathrm{Substitute\:}x=\frac{70}{11}[/tex]
[tex]y=-\frac{1}{2}\cdot \frac{70}{11}+5[/tex]
[tex]-\frac{1}{2}*\frac{70}{11}+5=\frac{20}{11}[/tex]
[tex]y=\frac{20}{11}[/tex]
[tex]\mathrm{The\:solutions\:to\:the\:system\:of\:equations\:are:}[/tex]
[tex]x=\frac{70}{11},\:y=\frac{20}{11}[/tex]
If you flip the coin 96 times,how many heads?
If this is a good coin meaning that the head has as many chances as being flipped as a tail then you can expect 48.
There are only two options per flip and thus both sides have an even chance of getting flipped. So each would have half the number of flips to be flipped.
Hope that helped!
Trent drank 3/5 of a gallon of water. Nicholas drank 2/3 of a gallon. who drank more water?
Answer:
Trent drank more Water than Nicholas because 3/5 is bigger than 2/3
What is angle P
I will mark you.
Lia and Sydney are each traveling in a car along the highway. Lia's travel is modeled by a table. Sydney's travel is modeled by a graph.
Did Lia or Sydney travel faster? How do you know?
I need this(im giving 30 points)need it fast plz
Answer:
Lia traveled faster because her distance surpassed Sydney's distance after the first hour.
Step-by-step explanation:
They need to park the Mystery Machine. They could either park in the lot that charges $5 and then $2 an hour, or they could park using the meter on the street that charges $3.75 per hour.
Write an equation that describes when the cost is the same at both locations (the parking lot and on the street).
Please, I just need an equation
Answer: 5 + 2x = 3.75x
Step-by-step explanation:
From the question, they could either park in the lot that charges $5 and then $2 an hour, or they could park using the meter on the street that charges $3.75 per hour.
The equation that describes when the cost is the same at both locations goes thus:
Let the number of hours used be x
The equation can then be written as:
$5 + $2x = $3.75x
5 + 2x = 3.75x
The times of 4 boys in a 4 X 100 metres relay race were:
Arthur 12.5 seconds
Walter 13.0 seconds
Ken 12.4 seconds
Andy 12.02 seconds
Who ran the fastest leg?
Graph the function y=x3+6x2+2x-11. Based on the graph, what is the largest possible x-value if y=0? Round your answer to the nearest hundredth, if necessary.
1.11
1.9
5.2
13.2
Answer:not sure but I would go with 1.11.11
Step-by-step explanation:
carlos has 12 hours of homework for his 4 classes. What is the homework time to class unit rate