Answer:
2/8
Step-by-step explanation:
count how many 2's, and then how many numbers in all
Rewrite the expression in the form 5^n
(5^-8) (5^-10)
Answer:
Step-by-step explanation:
This problem is all about bases and exponents. Because we have a quotient and the bases are both 5's, that means that we can use the rule of exponents for quotients to rewrite and simplify:
That's the simplification as long as you are "allowed" to leave the exponent as a negative number.
Answer:
5^-18
Step-by-step explanation:
Law of exponents bases the same add the exponents keep the base.
5^(-8+-10)=5^-18
Combine like terms to create an equivalent expression.
-1/2(-3y+10)
Answer: 3/2y - 5
Step-by-step explanation:
PLSSS HELP!!! Evaluate the following expression.
1/2 + 2/3 ÷ 1/6 =??
9/2 I'm not exactly sure tho this might be incorrect
A new seven – story apartment building is opening in our town. I was curious when I read the apartments on the higher floors were more expensive, so I went to the open house.
I discovered that there is only one very large apartment on the top floor. Each floor has twice as many apartments as the floor above it. The lowest floor contains only one-room studio apartments which are very small.
How many apartments are in this new building?
Find the generalized formula that would tell me how many apartments would be in this building if it had “X” stories?
its x=42
Step-by-step explanation:
none
Please help! I will give brainliest!
Answer:
A
Step-by-step explanation:
trust me brother
subtracting a negative number is the same as adding the number
Daniel decides to use the method of proportions and similar
triangles to find the height of a tower. He measures the length of the
tower's shadow and finds it is 72 feet long. Then he holds a 12-inch
ruler perpendicular to the ground and finds that it casts an 24-inch
shadow. How tall is the tower?
a. 3 ft c. 36 ft
b. 4 ft d. 144 ft
Answer:
The answer is B
Step-by-step explanation:
Answer:
It's C.
Step-by-step explanation:
Have a good day.
Helpppppp meeeee plllleeeaasss
There are 15 boys and 18 girls in a class. 40% of the boys and 1 /6 of the girls play basketball. How many students play basketball? please give answer
Answer:
9
Step-by-step explanation:
40% of 15 = 6.
1/6 of 18 = 3.
6 + 3 = 9.
Answer:
9
Step-by-step explanation:
40% of 15 = 6.
1/6 of 18 = 3.
6 + 3 = 9.
Help meh I suck at math.
Answer:
(In order left to right) 362, 368, 373... 6, 12, 16...
Step-by-step explanation:
19-18=1 380-18=362
1+6=7 362+6=368
7+5=12 368+5=373
2-1=1 7-1=6
1+4=5 6+4=12
5+4=9 12+4=16
Answer:
380/19
20/1
140/7
240/12
Step-by-step explanation:
380 divided by 19 is 20
the unit rate is 20/1
so 7x20=140 140/7
12x20=240 240/20
Hope this helps!!!
Pls help me! this is a long overdue assignment! (question is in the picture)
Answer:
three basic methods of graphing linear functions.
The first is by plotting points and then drawing a line through the points.
The second is by using the y-intercept and slope.
The third is applying transformations to the identity function f(x)=x.
sry i cant couse to us 100 points becuse i need them but first to answer correctly
gets brainlyes
what is the distance between Earth and the centre of the Milky Way galaxy? try your best and dont search it up becuse that ruens the fun. hint: its in light years and its far away (btw i dont know if this is cinsited math if not tell me pls) fun fact are galexy is orbiting another galaxy called the Andromeda galaxy.
Answer:
Its either 20,000 or 25,000 light years
Step-by-step explanation:
Is it right
how many more days till christmas
Answer:
10
Step-by-step explanation:
omg im so excited dont know why
Answer:
It is 10 day of xmas
Step-by-step explanation:
Please answer fast and correctly.
Write an addition expression using integers to describe this situation. Then find the sum.
Roger owes his mom $5. He borrows another $6 from her.
Answer:
-5+6=
Sep-by-step explanation:
Which Venn diagram best represents the relationship among integers, natural numbers, rational numbers, and whole numbers?
Answer:
the answer is D
Step-by-step explanation:
all rational numbers are integers
Which expression is equal to 6.5(2r – s) + 3.7r – 1.25s written in simplest form?
A) 16.7r-7.75s
B) 16.7r-5.25s
C) 13r-6.5s+2.45
D) 13r-7.75s+2.45rs
Answer:
A
Step-by-step explanation:
13r-6.5s+3.7r-1.25s
13r+3.7r-6.5s-1.25s
=16.7r-7.75s
HELP PLZZZZZZ
Which of the following shows 30 + 12 rewritten using the distributive property and the GCF of the addends?
3(5 + 2)
6(10 + 6)
3(10 + 12)
6(5 + 2)
Answer:
6(5+2)
Step-by-step explanation:
5+2 is 7 then 7×6 is 42 and 30 + 12 is 42
11(n-3)=-44
for my friend again lolol help please
There are 35 female performers in a dance recital. The ratio of men to women is 4:7. How many men are in the dance recital?
Answer:
10/12
Step-by-step explanation:
Answer:
There are 32 female performers in a dance recital the ratio of men to women is 3/8 How many men are in the dance recital
But we have 32 female performers in the dance recital. Hence there are 3×4=12 men in the dance recital
Step-by-step explanation:
correct me if im wrong
I NEED A ANSWER ASAP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Ms. Koehl used to be a waitress. She gets tipped 220% on her bill.
What is 220% as a fraction and decimal?
Answer:2.20 and 2/200
Step-by-step explanation:
Answer:
2.2
Step-by-step explanation:
(-3d + 4)(5) u guys are awesome also I don’t need a step by step equation
Answer:
15
d
4
Step-by-step explanation:
Answer:
15d^4
Hope this helps
Step-by-step explanation:
What is the formula to find the circumference of a circle and how do i do it?
Answer:
circumference of a circle = 2*pi*radius
just multiply 3.14 (pi) by 2 by the radius/diameter divided by 2
What is the area of the object above?
A.
155 cm2
B.
60 cm2
C.
225 cm2
D.
120 in2
Answer:
The Answer is B 60cm2
Step-by-step explanation:
Answer:
155 cm2
Step-by-step explanation:
Separate the shape into two distinct rectangles. The larger one has dimensions 15 cm * 8cm, while the smaller one has dimensions 7cm * 5cm. Adding these together, you get 15*8+7*5=155 square centimeters.
Hope this helps :)
What is the surface area of the right trapezoidal prism? To receive credit, you must show the work used to arrive at a final answer.
Answer:
42cm
Step-by-step explanation:
Eric buys a skateboard, and his total bill is $104. The rate of sales tax was 4%. You can solve the equation s + 0.04s = 104 to find the cost of the skateboard before tax.
sorry i really needed the points
Charlene has 2 flash drives of the same size that she uses to store pictures and videos. Each drive is holding the same number of GB of data, d. She wants to move everything to a memory card that can hold up to 8 GB
A) Charlene is going to delete 1 GB of data from each flash drive. How can the total amount of data left on the two flash drives be represented as an expression?
B) How can the expression you wrote be used to write an inequality that shows the maximum amount of data each flash drive can have on it in order to have all the data transfer to the 8 GB memory card?
867-5309
If you are a gunter dont respond to this
In the figure, j∥k and m∠2 = 117°. What is the m∠3? Enter your answer in the box.
Answer:
180- 117= 63 Because they are supplementary angles.
Step-by-step explanation:
Answer: 180- 117= 63 Because they are supplementary angles.!
Hope i helped!
Bill has fruit trees on his farm, and 42 of them are apple trees. If apple trees represent 35% of all his fruit trees, how many total fruit trees does he have?
Answer:14
Step-by-step explanation:this is because 35% of 42 is 14
Answer:
14 fruit trees
Step-by-step explanation:
35% * 42 = 14.7
0.35 * 42 ≈ 14
Round it down, so 14 trees
Choose the best statement that explains the graph represented by these ordered pairs.
These ordered pairs do NOT represent a straight line.
These ordered pairs do NOT represent a straight line.
These ordered pairs represent a straight line.
Answer:
Straight line
Step-by-step explanation:
The slope is always the same
Ps probably c lol
3x - 5y = -35
please solve and show your work