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 98: 28

Answer

n=2

Work Step by Step

$n+5(n-1)=7$ (Use the distributive property to simplify) $n+5n-5=7$ (simplify by adding like terms) $6n-5=7$ (add 5 to both sides) $6n=12$ (divide both sides by 6 to isolate the variable) $n=2$
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