Asked by Beth

Currently you have $80 and your sister has $145. You decide to save $6 of your allowen e each week, while your sister spends her whole allowance plus $7 a week. How long will it be before you have as much money as your sister?

Answers

Answered by PsyDAG
80 + 6x = 145 - 7x

Solve for x.
Answered by Deborah
X=5