-3x=18-7x

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Solution for -3x=18-7x equation: 



-3x=18-7x

We move all terms to the left:

-3x-(18-7x)=0

We add all the numbers together, and all the variables

-3x-(-7x+18)=0

We get rid of parentheses

-3x+7x-18=0

We add all the numbers together, and all the variables

4x-18=0

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

4x=18

x=18/4

x=4+1/2

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