Question

3.Susi and Thuy are each opening a savings account. Susi opens heraccount with $50 and adds $5 a week. Thuy opens her accountwith $15 and adds $12 a week. Write an equation that can beused to find the number of weeks it will take for Susi and Thuy tohave the same amount in their accounts. (TEKS 8.8A-S)

Answer 1

Let the number of weeks it takes for both to have the same amount be n

Then after n weeks,

Susi's amount is:

50 + 5n

and

Thuy's amount is :

15 + 12n

Hence, the equation is:

50 + 5n = 15 + 12n