2(180-x)-5(90-x)=40

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Solution for 2(180-x)-5(90-x)=40 equation: 



2(180-x)-5(90-x)=40

We move all terms to the left:

2(180-x)-5(90-x)-(40)=0

We add all the numbers together, and all the variables

2(-1x+180)-5(-1x+90)-40=0

We multiply parentheses

-2x+5x+360-450-40=0

We add all the numbers together, and all the variables

3x-130=0

We move all terms containing x to the left, all other terms to the right

3x=130

x=130/3

x=43+1/3

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