Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 6 - Section 6.1 - Equations - Exercises - Page 238: 2



Work Step by Step

$3a=7$ $3a\div3=7\div3\longrightarrow$ divide both sides by 3 $a=\frac{7}{3}$ $a=2\frac{1}{3}$ To check, substitute the value for x and see of the result is true. $3(2\frac{1}{3})=7$ $6+\frac{3}{3}=7$ $7=7\checkmark$
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.