Answer
12
Work Step by Step
Solve the equation : 3x - 5 = 2x + 7
3x - 2x = 5 + 7
x = 12
Check :
RHS = 2x + 7 = 2(12) + 7 = 24 + 7 =31
LHS = 3x - 5 =3(12) - 5 =36 - 5 = 31
LHS = RHS, Hence Verified
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 1 - 1.2 - Linear Equations in One Variable - 1.2 Exercises - Page 87: 19
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