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-3(8-x)=7x
We move all terms to the left:
-3(8-x)-(7x)=0
We add all the numbers together, and all the variables
-3(-1x+8)-7x=0
We add all the numbers together, and all the variables
-7x-3(-1x+8)=0
We multiply parentheses
-7x+3x-24=0
We add all the numbers together, and all the variables
-4x-24=0
We move all terms containing x to the left, all other terms to the right
-4x=24
x=24/-4
x=-6
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