4x-18+18+7x=2x+21-4x

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Solution for 4x-18+18+7x=2x+21-4x equation: 



4x-18+18+7x=2x+21-4x

We move all terms to the left:

4x-18+18+7x-(2x+21-4x)=0

We add all the numbers together, and all the variables

4x+7x-(-2x+21)-18+18=0

We add all the numbers together, and all the variables

11x-(-2x+21)=0

We get rid of parentheses

11x+2x-21=0

We add all the numbers together, and all the variables

13x-21=0

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

13x=21

x=21/13

x=1+8/13

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