# Chapter 3 - Parallel and Perpendicular Lines - Get Ready! - Page 137: 7

x=4

#### Work Step by Step

$3x+11=7x-5\longrightarrow$ solve for x $11=4x-5\longrightarrow$ subtraction property of equality $16=4x\longrightarrow$ addition property of equality $4=x\longrightarrow$ division property of equality

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