Olivia has $180 to buy presents for her 3 sisters and 2 nephews. She wants to spend $10 more on each sister than she spends on each nephew. Let s = the amount she spends on each sister, and n = the amount she spends on each nephew.

How much (in dollars) does she spend on each sister?

Question

Mathematics

Cael Lyons

23 August, 17:15

Olivia has $180 to buy presents for her 3 sisters and 2 nephews. She wants to spend $10 more on each sister than she spends on each nephew. Let s = the amount she spends on each sister, and n = the amount she spends on each nephew.

How much (in dollars) does she spend on each sister?

+3

Answers (2)

Know the Answer?

Abigail Sandoval · Answer 1

S=n+10

n=s-10

Then we know that

3s+2n=180, using n found above we have:

3s+2 (s-10) = 180

3s+2s-20=180

5s-20=180

5s=200

s=40

So Olivia spends $40 on each sister.

check

If s=40 then n=30

3s+2n=180 becomes

3 (40) + 2 (30) = 180

120+60=180

180=180

Janelle Wilcox · Answer 2

Janelle Wilcox 23 August, 21:05

0

40 is the correct answer on plato

Olivia has $180 to buy presents for her 3 sisters and 2 nephews. She wants to spend $10 more on each sister than she spends on each nephew. Let s = the amount she spends on each sister, and n = the amount she spends on each nephew.How much (in dollars) does she spend on each sister?

Olivia has $180 to buy presents for her 3 sisters and 2 nephews. She wants to spend $10 more on each sister than she spends on each nephew. Let s = the amount she spends on each sister, and n = the amount she spends on each nephew.

How much (in dollars) does she spend on each sister?