PLEASE HELP FAST!!!
3
11
2
Which ordered pair is a solution to the system of linear equations 3 x- y- fo and x+By-to-
10?
O
12
o 5.3
21
o 35
21
3:5

PLEASE HELP FAST!!! 3112Which Ordered Pair Is A Solution To The System Of Linear Equations 3 X- Y- Fo

Answers

Answer 1
Using the elimination method, multiply the first equation by 60 and the second one by 30 (least common denominators)

30x-45y=11...(1)
12x+5y=9...(12)

Multiply the second equation by 9, to eliminate y

30x-45y=11
+ 108x+45y=81
———————-
138x=92
x=92/138 (reduce fraction with 46)
x=2/3

Substitute x=2/3 into equation 2
12(2/3x)+5y=9
y=1/5

Therefore, the solution to the system is C. (2/3, 1,5)

Related Questions

what is the area of a hexagon inscribed in a circle with a diameter of 8

Answers

Answer:

the side = the radius for a hexagon.

so, area = 6 times the area of one equilateral triangle of side 4.

Alex drives at an average speed that is 1 6 of the average speed that Roy's train travels. Alex takes 20 minutes to travel 12 km in her car. Roy travels for 2 hours and 20 minutes on his train. How far does Roy travel to 2 dp?​

Answers

Answer:

336.00?

not 100% sure though

The equation 5y = 6 represents purchasing tubs of yogurt for $6. Which of these equations are equivalent to the equation 5y=6?
a 5y + 4 = 10
b 5y - 1 = 3
c 15y = 18
d 5y = 12

Answers

Answer:

blah blah

Step-by-step explanation:

Answer:

D

Step-by-step explanation:

which graph best represents the solution set of y< -4x?​

Answers

D because the line is not "dotted' and it's on the y intercept and not in the x-axis

HELP ME OUT REAL QUICK!

Answers

Answer:

Step-by-step explanation:

ab abahha

Cynthia gave 1/5 of her toys to her little sister. If she had 25 toys, how many did she give away?

Answers

Answer:

25*1/5(or 0.2)=

5

she gives a way 5 toys

Hope This Helps!!!

The number of toys that she gives away will be 5.

What is Algebra?

The analysis of mathematical representations is algebra, and the handling of those symbols is logic.

It is also known as the product. If the object n is given to m times then we just simply multiply them.

Cynthia gave 1/5 of her toys to her little sister.

If she had 25 toys.

Then the number of toys that she gives away will be given by the product of 25 and 1/5.

⇒ 25 x 1 / 5

⇒ 5

The number of toys that she gives away will be 5.

More about the Algebra link is given below.

https://brainly.com/question/953809

#SPJ2

2. Which of these situations can be represented by the
opposite of -25?
A. scuba diver is 25 feet below sea level.
B. Leon gets paid $25.
C. An airplane descends 25 feet.
D. Sara has a $25 debt.
a

Answers

Answer:

B

Step-by-step explanation: Because he gains $25, which is positive

A 25 feet below sea level.

What is -0.4 times -5/6?

Answers

Answer:

0.3

Step-by-step explanation:

hopes this helps

It’s 1/30 because -0.4 x -5/6 equals to -2/5 x -5/6 which leaves you with 1/30

Find 48.9% of 264.Round to the nearest hundredth

Answers

Step-by-step explanation:

Simply divide the percent by 100 and multiply by the number. For example, 48.9 /100 x 264 = 129.096 or 0.489 x 264 = 129.096

Rounded to nearest hundredth

= 129.10

Answer:129.10

Step-by-step explanation:

Simply, the equation for the percentage value of a number is:

x*(z%/100%)=y

where x is your initial value, z is your percentage value, and y is the resultant value

for this question, the equations gives us as follows

264*(48.9%/100%)=129.096=129.10

I forgot how to do this lol

Answers

The equation of the line has the form: y = ax+b parallel to the line y = -2x + 7
=> a= -2
Passes through (4,1) => x=4, y=1
Substituting into the equation:
1= -2x(4) + b => b= 9
=> y= -2x + 9

What is the slope of this graph?
0.3
-3
los
1
3
3
1
2 3 4 5

Answers

Answer:

A

Step-by-step explanation:

Use the formula rise/run. The rise, in this case, was 3 and the run was 1. There for it would be 3/1 which is simplified to 3.

Select the correct answer.
Which expression is equivalent to the difference shown?
5/m - m+8/ m^2-4m

Answers

The expression 5/m - (m+8)/(m^2-4m) is equivalent to 4(m-7)/m(m-4) option (C) is correct.

What is polynomial?

Polynomial is the combination of variables and constants in a systematic manner with "n" number of power in ascending or descending order.

We have a expression:

[tex]=\rm \frac{5}{m} - \frac{m+8}{m^2-4m}[/tex]

To simplified the above expression take the LCM  [tex]\rm m^2-4m[/tex]

[tex]=\rm \frac{5(m-4)-(m+8)}{m^2-4m}[/tex]

[tex]=\rm \frac{5m-20-m-8}{m^2-4m}[/tex]

[tex]=\rm \frac{4m-28}{m^2-4m}[/tex]

[tex]=\rm \frac{4(m-7)}{m(m-4)}[/tex]

Thus, the expression 5/m - (m+8)/(m^2-4m) is equivalent to 4(m-7)/m(m-4) option (C) is correct.

Learn more about Polynomial here:

brainly.com/question/17822016

Answer:

see photo

Step-by-step explanation:

Plato/Edmentum

HELP ME PLEASE

(NO LINKS PLEASE FOR REAL NO LINKS PLEASE)

1. A student and a teacher work together to make toy cars. The student made 2/7 of the total toy cars, 21 less than the teacher. How many toy cars are there?​

Answers

The total number of cars both the student and the teacher made is 49

let

total cars = x

cars made by student = s

cars made by teacher = t

Total = student + teacher

x = s + t

s = 2/7x

So,

x = 2/7x + t

x - 2/7x = t

t = (7x - 2x) / 7

t = 5/7x

Similarly,

s = t - 21

s = 5/7x - 21

equate both s equation

2/7x = 5/7x - 21

2/7x - 5/7x = -21

(2x - 5x) / 7 = -21

- 3/7x = -21

x = -21 ÷ -3/7

= -21 × - 7/3

= (-21 × -7) / 3

= 147/3

x = 49

Therefore, the total number of cars both the student and the teacher made is 49

Learn more about fractions:

https://brainly.com/question/11562149

A cyclist travels 4 miles in 20 minutes and then a further 6 miles in 30 minutes without stopping. Calculate the cyclist's average speed in mph.​

Answers

Answer:

11 miles per hr because 10 miles took 50 minutes so add 1 mile and it is 1hr. Which is 11 miles per hr

A drilling team detected water 38 feet below the ground. If it took workers 8 days to be able to dig and pull up the water, how much did they dig each day on average? Form an equation

Answers

Answer: 38 divided by 8 which would equal 4.75 or 4 3/4 feet each day.

Step-by-step explanation: You divide the amount of total feet by the amount of days it took.

Help please

Pleasssssse

Answers

Answer:

a) Draw a line horizontally on 4 on the y axis

b)x=2,y=3

30 POINTS
A fabric paint manufacturing company fills the paint in containers using a machine. The amount of paint in a container follows a normal distribution with a mean of 99 ml and a standard deviation of 5 ml. What is the probability that the quantity of paint filled is less than 100 ml? A) 0.28 B) 0.42 C) 0.58 D) 0.92

Answers

Answer:

The correct answer is C) 0.58

Step-by-step explanation:

All this is from USATESTPREP:

The function normCdf(x0, x1, , ) gives the probability that a value drawn from a normal distribution with mean and standard deviation lies in the interval [x0, x1].As the normal distribution is symmetric, the probability that a value is less than the mean is exactly 0.5P(x ≤ 100) = P(x < 99) + P(99 ≤ x ≤ 100)= 0.5 + normCdf(99,100,99,5) = 0.5793Rounded to the nearest hundredth, the probability that a container is filed with less than 100 ml is 0.58.

This weekend, Jerome earned $252.50 in all. What was the dollar amount of the meals that Jerome served?

Answers

Answer:

Is that the full question? I can't solve this unless I have the full question. I don't know how many different meals she sold.

What is the slope of a line perpendicular to the line whose equation is x-y=6x−y=6. Fully simplify your answer.

Answers

It should by the answer but if not sorry
Answer:
(X,Y)
(0,6)

2. What additional Information What additional information do you need to prove ABC = DEF by the SSS Postulate?

AC = DF
AB = DE
BC = EF

Answers

The answer is : Ab=De
We already know the other sides

What angle would you use to represent 5 blue cars out of 20 cars in total on a pie chart?

Answers

Answer:

check online for more information

What is the slope of the line through (6,9)(6,9)left parenthesis, 6, comma, 9, right parenthesis and (7,1)(7,1)

Answers

Answer:

-8

Step-by-step explanation:

I don't really have an explenation

Answer:

y = -8x + 57

Step-by-step explanation:

hope this helps! :)

The area of the triangle below is 8.91 square inches.
What is the length of the base?

Answers

Answer:

8.1

Step-by-step explanation:

Area of a triangle = ½ × base × height = Area

Rearranged =

area/1/2xheight

The base is the length.

8.91/1/2x2.2

=8.1 inches

If 4 Apple pies require 22 apples, how many pies can be made with 77apples?

IT IS WORTH 50 POINTS

Answers

14 apple pies
Explanation:
22/4= 5.5
77/5.5= 14

Answer:

14 apple pies

Step-by-step explanation:

1. Which figure comes next in the pattern below? ​

Answers

The awnser is D
Purrr

The figure that comes next in the pattern below is option D.

Option D is the correct answer.

We have,

From the pattern,

The next figure must be a white figure.

Now,

We see that,

The two small figure inside the figure is moving in a clockwise direction.

So,

The next figure in the pattern is option D.

Thus,

The figure that comes next in the pattern below is option D.

Learn more about the pattern here:

https://brainly.com/question/29262072

#SPJ2

An item is regularly priced at $35. It is now priced at a discount of 55% off the regular price. What is the new price?

Answers

$15.75 because you would multiply 35 and 55 and get 1925, then divide by 100 which would get you 19.25. Then you would subtract 19.25 from 45 and get 15.75

please help! i need for this to be done.


Solve.

t+7.45=1334

Enter your answer as either a decimal or a mixed number in simplest form in the box.

t =

Answers

Answer:

t = 6.3

Step-by-step explanation:

t + 7.45 = 13 [tex]\frac{3}{4}[/tex] = 13.75 ( subtract 7.45 from both sides )

t = 6.3

What is the solution to the system of equations below?

x + y = 7 and x + 2 y = 11

Answers

Answer:

x=3, y=4. (3, 4).

Step-by-step explanation:

x+y=7

x+2y=11

--------------

-x-y=-7

x+2y=11

--------------

y=4

x+4=7

x=7-4

x=3

Please help me thank you :)

Answers

Answer:The equation is y = -x/2 - 3Step-by-step explanation:

We know the equation.

=> y = mx + b

We also know the y-intercept, which is -3.

=> b = -3.

All we need to find is the slope. Once the slope is found, our equation is set.

=> Slope = Rise/Run=> -1/2 = SlopeConclusion:

Since the slope has been found, the equation is y = -x/2 - 3.

Hoped this helped.

[tex]-BrainiacUser1357-[/tex]

What is 0.27845 rounded to 3 decimal places

Answers

Answer:

0.278

Step-by-step explanation:

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