Question

4. {MCC.7.EE.4} Solve the equation: 3(x - 4) = -21*

O
-4
0 -3
O
-11
O
11

Answer 1

The choice – 3

Explanation:

`3(x - 4) = - 21 \\ 3x - 12 = - 21 \\ 3x = - 21 + 12 \\ 3x = - 9 \\ \\ x = ( - 9)/(3) \\ \\ x = - 3`

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