-x+7-66=19-7x

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Solution for -x+7-66=19-7x equation: 



-x+7-66=19-7x

We move all terms to the left:

-x+7-66-(19-7x)=0

We add all the numbers together, and all the variables

-x-(-7x+19)+7-66=0

We add all the numbers together, and all the variables

-1x-(-7x+19)-59=0

We get rid of parentheses

-1x+7x-19-59=0

We add all the numbers together, and all the variables

6x-78=0

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

6x=78

x=78/6

x=13

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