# algebra

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Suppose you have \$55 in your account. You start saving \$10 each week. Your friend has \$20 in her account and is saving \$15 each week.

A) When will you and your friend have the same amount of money in your accounts?
B) How much money will each of you have?

• algebra -

let number of weeks be w

solve
10w + 55 = 15w + 20

take it from there

• algebra -

10w+55=15w+20
-10w -10w
55=5w+20
-20 -20
35=5w
/5 /5
7=w

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