Cliff's math teacher, Ms. Madrigal, told him that the expressions 9 (2x + 6) - 43 and 14x + 54are equivalent. What would Cliff need to do first to 9 (2x + 6) – 4xto prove that Ms. Madrigal is correct.
A Subtract 4x from 2x
B. Add 2x and 6
C. Multiply 9 times 2x and
D. Add 4x to the - 4x and to the 2x

C.) Multiply 9 times 2x

Step-by-step explanation:

Usually, the first thing you want to do when simplifying an equation is to open the parenthesis. 9 multiplied by 2x, + 9 multiplied by 6.

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step-by-step explanation:

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step-by-step explanation: