#### Answer

38

#### Work Step by Step

First do the square roots, then multiply, then subtract.
10 * \sqrt 49 - 4 * \sqrt 64 = 10 * 7 - 4 * 8 = 70 - 32 = 38

Published by
Pearson

ISBN 10:
0321825535

ISBN 13:
978-0-32182-553-7

38

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