# Chapter 2 - Solving Equations - Mid-Chapter Quiz - Page 117: 17

Let $m$ = the number of months when membership cost the same. $25m+125=30m+50$ 15 months

#### Work Step by Step

$25m+125=30m+50$ Subtract $50$ from both sides. $25m+75=30m$ Subtract $25m$ from both sides $75=5m$ To solve for the variable, divide each side by 5. $15=m$ or $m=15$

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