70+12x+6=21x+13

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Solution for 70+12x+6=21x+13 equation: 



70+12x+6=21x+13

We move all terms to the left:

70+12x+6-(21x+13)=0

We add all the numbers together, and all the variables

12x-(21x+13)+76=0

We get rid of parentheses

12x-21x-13+76=0

We add all the numbers together, and all the variables

-9x+63=0

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

-9x=-63

x=-63/-9

x=+7

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