# Chapter 2 - Section 2.2 - The Multiplication Property of Equality - Exercise Set - Page 130: 45

$x=4$

#### Work Step by Step

$-5x=-2x-12$ First add 2x to both sides. $-5x+2x=-12$ $-3x=-12$ Then divide both sides by -3. -3x$\div$(-3)=-12$\div$(-3) $x=4$ Check the answer. -5(4)=-2(4)-12 -20=-8-12 -20=-20

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