Answer
x = 7
Work Step by Step
3x-4=7x-32
subtract 7x from both sides
-4x-4=-32
add 4 to both sides
-4x=-28
divide both sides by -4
-28/-4 = 7
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 6 - Section 6.2 - Equations with Variables in Both Members - Exercises - Page 240: 8
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