Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10:
ISBN 13:

Chapter 9 - Basic Algebra - Test - Page 702: 28

Answer

The shorter piece of the board is $57$ cm while the longer piece of the board is $61$ cm.

Work Step by Step

1. Solve for $x$, which is the shorter piece of the board Let $x =$ the shorter piece of the board $(x) + (x+4) = 118$ $2x + 4 = 118$ $2x = 114$ $x = 57$ cm 2. Find the length of the longer piece of the board $57 + 4 = 61$ cm Therefore, the shorter piece of the board is $57$ cm while the longer piece of the board is $61$ cm.
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