15+x+x+x=15-x-x-x

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Solution for 15+x+x+x=15-x-x-x equation: 



15+x+x+x=15-x-x-x

We move all terms to the left:

15+x+x+x-(15-x-x-x)=0

We add all the numbers together, and all the variables

x+x+x-(-3x+15)+15=0

We add all the numbers together, and all the variables

3x-(-3x+15)+15=0

We get rid of parentheses

3x+3x-15+15=0

We add all the numbers together, and all the variables

6x=0

x=0/6

x=0

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