Which of the following represents a first step in solving the equation (x - 6)² = 9? A. x - 6 = 9 B. x - 36 = 9 C. x - 6 = 3 D. (x - 6)² = 3

asked Dec 25, 2016 221k views

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Which of the following represents a first step in solving the equation (x - 6)² = 9?

A. x - 6 = 9
B. x - 36 = 9
C. x - 6 = 3
D. (x - 6)² = 3

by Azimi

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2 votes

"B." Because you must do what's in the parenthesis first. So 6² is 36 so that would be x-36=9 then to solve it
$x-36=9 \\ +36=x-9 \\ 9+36=45 \\ x=45$

Chaoss answered Dec 29, 2016

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