POSSIBLE POINTS: 6.67 Ali was asked to simplify the expression 31% - 6) + (4x + 12) - 6x. His work
is shown below.
Identify the line which contains the error.
3(x-6) + (4x + 12) - 6x
A
3(x - 6) + (4x + 12) - 6x
3x - 9 + 4x + 12 - 6x
(3x + 4x - 6x) + (-9 + 12)
B
3x - 9 + 4x + 12 - 6x
X + 3
С
(3x + 4x - 6x) + (-9 + 12)
29
D
X +3
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POSSIBLE POINTS: 6.67
How do you correctly simplify the expression?
The correct answer is