Answer
x=1
Work Step by Step
remove parentheses
7-x+5=11
add the numbers
12-x=11
Move the constant to the right
-x=11-12
calculate
-x=-1
change the signs
x=1
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 6 - Review - Page 263: 11
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