(3x-40)+90+90=x

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Solution for (3x-40)+90+90=x equation:



(3x-40)+90+90=x
We move all terms to the left:
(3x-40)+90+90-(x)=0
We add all the numbers together, and all the variables
-1x+(3x-40)+180=0
We get rid of parentheses
-1x+3x-40+180=0
We add all the numbers together, and all the variables
2x+140=0
We move all terms containing x to the left, all other terms to the right
2x=-140
x=-140/2
x=-70

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