7x+12-8x=70x+30

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Solution for 7x+12-8x=70x+30 equation: 



7x+12-8x=70x+30

We move all terms to the left:

7x+12-8x-(70x+30)=0

We add all the numbers together, and all the variables

-1x-(70x+30)+12=0

We get rid of parentheses

-1x-70x-30+12=0

We add all the numbers together, and all the variables

-71x-18=0

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

-71x=18

x=18/-71

x=-18/71

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