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4(2x+7)=-37+49
We move all terms to the left:
4(2x+7)-(-37+49)=0
We add all the numbers together, and all the variables
4(2x+7)-12=0
We multiply parentheses
8x+28-12=0
We add all the numbers together, and all the variables
8x+16=0
We move all terms containing x to the left, all other terms to the right
8x=-16
x=-16/8
x=-2
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