2x+30=5x-90

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Solution for 2x+30=5x-90 equation: 



2x+30=5x-90

We move all terms to the left:

2x+30-(5x-90)=0

We get rid of parentheses

2x-5x+90+30=0

We add all the numbers together, and all the variables

-3x+120=0

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

-3x=-120

x=-120/-3

x=+40

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