2(2x+10)+x-10=90

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Solution for 2(2x+10)+x-10=90 equation: 



2(2x+10)+x-10=90

We move all terms to the left:

2(2x+10)+x-10-(90)=0

We add all the numbers together, and all the variables

x+2(2x+10)-100=0

We multiply parentheses

x+4x+20-100=0

We add all the numbers together, and all the variables

5x-80=0

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

5x=80

x=80/5

x=16

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