68-5+13x=21x+7

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Solution for 68-5+13x=21x+7 equation: 



68-5+13x=21x+7

We move all terms to the left:

68-5+13x-(21x+7)=0

We add all the numbers together, and all the variables

13x-(21x+7)+63=0

We get rid of parentheses

13x-21x-7+63=0

We add all the numbers together, and all the variables

-8x+56=0

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

-8x=-56

x=-56/-8

x=+7

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