9-4(7x+-8x)=x-3

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Solution for 9-4(7x+-8x)=x-3 equation:



9-4(7x+-8x)=x-3
We move all terms to the left:
9-4(7x+-8x)-(x-3)=0
We add all the numbers together, and all the variables
-4(-1x)-(x-3)+9=0
We multiply parentheses
4x-(x-3)+9=0
We get rid of parentheses
4x-x+3+9=0
We add all the numbers together, and all the variables
3x+12=0
We move all terms containing x to the left, all other terms to the right
3x=-12
x=-12/3
x=-4

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