2x-(40+x)=90

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



2x-(40+x)=90

We move all terms to the left:

2x-(40+x)-(90)=0

We add all the numbers together, and all the variables

2x-(x+40)-90=0

We get rid of parentheses

2x-x-40-90=0

We add all the numbers together, and all the variables

x-130=0

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

x=130

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