3+-2(x+3)=x+-18

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Solution for 3+-2(x+3)=x+-18 equation: 



3+-2(x+3)=x+-18

We move all terms to the left:

3+-2(x+3)-(x+-18)=0

We add all the numbers together, and all the variables

-2(x+3)-(x-18)+3+=0

We add all the numbers together, and all the variables

-2(x+3)-(x-18)=0

We multiply parentheses

-2x-(x-18)-6=0

We get rid of parentheses

-2x-x+18-6=0

We add all the numbers together, and all the variables

-3x+12=0

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

-3x=-12

x=-12/-3

x=+4

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