Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 2 - Solving Equations - 2-3 Solving Multi-Step Equations - Practice and Problem-Solving Exercises - Page 99: 55


15 dollars

Work Step by Step

Angie's Part: (20+3x) Kenny's Part: (20+2x) Total for software and game play: 115 dollars $(20+3x)+(20+2x)=115$ $20+3x+20+2x=115$ (Add coefficients of the same variable) $40+5x=115$ (Subtract 40 from each side) $5x=75$ (Divide each side by 5) $x=15$
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