3x+(80-x)=

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Solution for 3x+(80-x)= equation:


3x+(80-x)=0

We simplify the equation to the form, which is simple to understand 
3x+(80-x)=0

Remove unnecessary parentheses
+3x+80-x=0

We move all terms containing x to the left and all other terms to the right. 
+3x-1x=0-80

We simplify left and right side of the equation. 
+2x=-80

We divide both sides of the equation by 2 to get x. 
x=-40

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