Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 1 - Section 1.2 - Order of Operations - Exercise - Page 14: 41

Answer

85

Work Step by Step

= 5 $\times$ 2 + 3 [ 2(5-3) + 4 (4+2) -3 ] Do the operations within the parentheses = 5 $\times$ 2 + 3 [ 2(2) + 4 (6) -3 ] Multiply = 10 + 3 [ 4 + 24 -3 ] Add and subtract within brackets = 10 + 3 [ 25 ] Multiply 3 with 25 = 10 + 75 Add = 85
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