90-x=2x+6

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Solution for 90-x=2x+6 equation: 



90-x=2x+6

We move all terms to the left:

90-x-(2x+6)=0

We add all the numbers together, and all the variables

-1x-(2x+6)+90=0

We get rid of parentheses

-1x-2x-6+90=0

We add all the numbers together, and all the variables

-3x+84=0

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

-3x=-84

x=-84/-3

x=+28

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