Answer
x=5
Work Step by Step
3(x+1)=7(x-2)-3
3(x)+3(1)=7(x)-7(2)-3
3x+3=7x-14-3
3x+3=7x-17
3x-7x+3=-17
-4x+3=-17
-4x=-20
x=$\frac{-20}{-4}$
x=5
Check the answer.
3(5+1)=7(5-2)-3
3(6)=7(3)-3
18=21-3
18=18
Introductory Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-805-X
ISBN 13:
978-0-13417-805-9
Chapter 2 - Section 2.3 - Solving Linear Equations - Exercise Set - Page 141: 23
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