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3 years ago

Which expression is equivalent to 60 – 3y - 9?

Mathematics

1 answer:

spayn [35]3 years ago

3 0

Answer:

your answer is A

Step-by-step explanation:

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Only need help with the second question. Hope someone can help

DIA [1.3K]

1.11111111111%

did the math hope it helps you out

3 0

3 years ago

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(y^-5)^-10y^10 the answers are in the image

fredd [130]

Answer:

$\large\boxed{y^{60}}$

Step-by-step explanation:

$(y^{-5})^{-10}y^{10}\qquad\text{use}\ (a^n)^m=a^{nm}\\\\=y^{(-5)(-10)}y^{10}=y^{50}y^{10}\qquad\text{use}\ a^n\cdot a^m=a^{n+m}\\\\=y^{50+10}=y^{60}$

6 0

3 years ago

Sally wants to purchase some snowboarding equipment, clothes, and a season pass. She calculates that it will cost her about $1,8

Sonja [21]

Total Cost : 1800

12 dollars * 16 hours = 192 dollars earned

0.2 percent * 192 = 38.4 dollars saved

A.She earns 192 dollars every week

B. she will save 38.4 dollars * 7 weeks = 268.8  dollars in a week.

C. 7 days times 4.3 weeks = 30.1 days. 30.1 days * 38.4 = 1,155.84 dollars every month.

D. it will take her about 2 months to save the money. To be exact: 1.6 months.

Hope this helped!

8 0

3 years ago

Suppose a seventh graders birthday is today, and she is 12 years old. How old was she 3 1/2 years ago? Write an equation, and us

german

Answer:

he age of girl 3 $\frac{1}{2}$ years ago is 8.5 years .

Step-by-step explanation:

Given as :

The present age of seventh grader girl = 12 years

Let The age of her 3 $\frac{1}{2}$ years ago = x years

So The age of girl $\frac{7}{2}$ years ago = x years

Now, According to question

The age of girl 3.5 years ago = 12 - 3.5

Or, The age of girl 3.5 years ago = 8.5 years

Hence The age of girl 3 $\frac{1}{2}$ years ago is 8.5 years . Answer

4 0

3 years ago

Evaluate and simplify the following complex fraction

Arisa [49]

Answer:

-0.01851851851

Step-by-step explanation:

5 0

3 years ago

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