7x-(x=6)+2x=18

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Solution for 7x-(x=6)+2x=18 equation: 



7x-(x=6)+2x=18

We move all terms to the left:

7x-(x-(6)+2x)=0

We add all the numbers together, and all the variables

7x-(3x-6)=0

We get rid of parentheses

7x-3x+6=0

We add all the numbers together, and all the variables

4x+6=0

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

4x=-6

x=-6/4

x=-1+1/2

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