Answer
$\{-10\}$
Work Step by Step
Cross multiply.
$-2(x+1)=-3(x+4)$
Use distributive property.
$-2x-2=-3x-12$
Add $3x+2$ to both sides.
$-2x-2+3x+2=-3x-12+3x+2$
Simplify.
$x=-10$
Hence, the solution to the equation is $\{-10\}$.
Precalculus (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0-32197-907-9
ISBN 13:
978-0-32197-907-0
Appendix A - Review - A.6 Solving Equations - A.6 Assess Your Understanding - Page A51: 44
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