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4(3x+2)=-42
We move all terms to the left:
4(3x+2)-(-42)=0
We add all the numbers together, and all the variables
4(3x+2)+42=0
We multiply parentheses
12x+8+42=0
We add all the numbers together, and all the variables
12x+50=0
We move all terms containing x to the left, all other terms to the right
12x=-50
x=-50/12
x=-4+1/6
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