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2x-7+8x=x+12-8x
We move all terms to the left:
2x-7+8x-(x+12-8x)=0
We add all the numbers together, and all the variables
2x+8x-(-7x+12)-7=0
We add all the numbers together, and all the variables
10x-(-7x+12)-7=0
We get rid of parentheses
10x+7x-12-7=0
We add all the numbers together, and all the variables
17x-19=0
We move all terms containing x to the left, all other terms to the right
17x=19
x=19/17
x=1+2/17
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