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 - Page 17: 11



Work Step by Step

$$x^{2}-3(x-y)$$ for $x=8$ and $y=2$ substitute 8 for each x and 2 for each y $$8^{2}-3(8-2)$$ complete any grouped operations first $$8^{2}-3(6)$$ next complete all exponents $$64-3(6)$$ then any division or multiplication in order left to right $$64-18$$ finally any addition or subtraction in order left to right $$46$$
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