College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter P - Prerequisites: Fundamental Concepts of Algebra - Exercise Set P.1: 112

Answer

89

Work Step by Step

Use the order of operations to simplify the expression:$$10^[2]-100\div5^[2]\times2-3$$ As there are no grouping symbols, start with exponents$$=100-100\div25\times2-3$$ Next complete all multiplication and division in the order it appears left to right$$=100-4\times2-3$$ $$=100-8-3$$ Finally complete all addition and subtraction in the order it appears left to right$$=92-3$$ $$=89$$
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