Homework Help: Math

Posted by Plse Help on Monday, December 17, 2007 at 7:24pm.

Please help!
Suppose one girl saves $10 every week. Another girl already has $21 and saves $3 every week.
Write and solve an equation to determine when the two girls will have the saved the same amount of money.
So far I have these expression for each girl: one girl has 10w
another girl has 21+3w
Hope someone can help me, thanks.

Math - drwls, Monday, December 17, 2007 at 7:30pm
You are off to a good start. Now set
21 + 3w = 10 w
and solve for w.
7w = 21
w = ?
- Math - Plse Help, Monday, December 17, 2007 at 8:29pm
  w = 21
  Thank you. That helps a lot.

Answer this Question

Related Questions

math - every week Brady gets $2.50 more for his allowance than Max does. They ...
math - Mary's parents decided to give her an allowance every Saturday. The ...
math - To train for a triathlon Cartman swims 125m daily for one week.Each ...
11th grade math - Suppose you earn $7.21 per hour and plan to work "h"...
math - George saves 18% of his total gross weekly earnings from his 2 part-time ...
Math - George saves 18% of his total gross weekly earnings from his 2 part-time ...
math - each week jacob earns 30 dollers jacob saves 3 5ths of his money weekly ...
math - Suppose you have $28.00 in your bank account and start saving $18.25 ...
7th grade math Ms. Sue please last questions - 19. Julia is allowed to watch no ...
algebra - Suppose you have $28.00 in your bank account and you start saving $18....

For Further Reading

First Name:
School Subject:
Answer: