#### Answer

a.5
b. 8-x

#### Work Step by Step

a. If the sum of two numbers equal 8 and one of them is 3, then 8-3=5. So 5 is correct.
b. If the sum of two numbers equal 8 and one of them is x, then 8-x represents the other number.

Published by
Pearson

ISBN 10:
0321726391

ISBN 13:
978-0-32172-639-1

a.5
b. 8-x

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