Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 1 - Section 1.4 - Solving Linear Equations - Exercise Set - Page 50: 12



Work Step by Step

Subtract $x$ and subtract $1$ on both sides, and then combine like terms to obtain: $8x-x=43-1\\\\7x=42$ Divide by 7 on both sides to obtain: $x=\dfrac{42}{7} \\x=6$ Check: $\begin{array}{ccc} &8(6)+1&=&6+43 \\&48+1 &= &49 \\&49&=&49\end{array}$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.