# Chapter 7 - Section 7.5 - Solving Equations Containing Rational Expressions - Exercise Set: 13

a = 1

#### Work Step by Step

$\frac{3}{2a-5}$=-1 (2a-5)$\frac{3}{2a-5}$=-1(2a-5) 3=-2a+5 2a=5-3 2a=2 a=1 Check a=1 $\frac{3}{2a-5}$=-1 $\frac{3}{2*1-5}$=-1 $\frac{3}{-3}$=-1-1=-1

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