4x+3(4+2x-4x)=90-x

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Solution for 4x+3(4+2x-4x)=90-x equation:



4x+3(4+2x-4x)=90-x
We move all terms to the left:
4x+3(4+2x-4x)-(90-x)=0
We add all the numbers together, and all the variables
4x+3(-2x+4)-(-1x+90)=0
We multiply parentheses
4x-6x-(-1x+90)+12=0
We get rid of parentheses
4x-6x+1x-90+12=0
We add all the numbers together, and all the variables
-1x-78=0
We move all terms containing x to the left, all other terms to the right
-x=78
x=78/-1
x=-78

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