14.9x+1/3 (-12-27x)-33.2
Using PEDMAS;
First, let's open the parenthesis
14.9x - 4 - 9x - 33.2
Rearrange
14.9x - 9x -4 -33.2
5.9x - 37.2
But from the question x= -3
Substitute x=-3 in the above;
5.9(-3) - 37.2
-17.7 - 37.2
-54.9
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