12x-3x=8+x

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Solution for 12x-3x=8+x equation: 



12x-3x=8+x

We move all terms to the left:

12x-3x-(8+x)=0

We add all the numbers together, and all the variables

12x-3x-(x+8)=0

We add all the numbers together, and all the variables

9x-(x+8)=0

We get rid of parentheses

9x-x-8=0

We add all the numbers together, and all the variables

8x-8=0

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

8x=8

x=8/8

x=1

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