3(x-7)=-x-3

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Solution for 3(x-7)=-x-3 equation: 



3(x-7)=-x-3

We move all terms to the left:

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

We add all the numbers together, and all the variables

3(x-7)-(-1x-3)=0

We multiply parentheses

3x-(-1x-3)-21=0

We get rid of parentheses

3x+1x+3-21=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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