Answer
The solution is -4
Work Step by Step
2(3x+1)+15=-7
6x+2+15=-7
6x+17=-7
6x+17-17=-7-17
6x=-24
x=-4
The solution is -4
Check
Let x= -4
2(3x+1)+15=-7
2[3(-4)+1]+15=-7
2(-12+1)+15=-7
2(-11)+15=-7
-22+15=-7
-7=-7
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 7 - Section 7.4 - Adding and Subtracting Rational Expressions with Different Denominators - Exercise Set - Page 517: 74
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