## Algebra 1

Published by Prentice Hall

# Chapter 6 - Systems of Equations and Inequalities - Chapter Review - 6-2 Solving Systems Using Substitution - Page 405: 18

The owner charges $55 per haircut. #### Work Step by Step$x+20 = y12x+6y = 75012x+6*(x+20) = 75012x+6x+120 = 75018x +120 =75018x+120-120 = 750 -12018x = 63018x/18 = 630/18x = 35x+20 = y35 + 20= 55= y\$

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