-51-4x=39-7x

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Solution for -51-4x=39-7x equation: 



-51-4x=39-7x

We move all terms to the left:

-51-4x-(39-7x)=0

We add all the numbers together, and all the variables

-4x-(-7x+39)-51=0

We get rid of parentheses

-4x+7x-39-51=0

We add all the numbers together, and all the variables

3x-90=0

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

3x=90

x=90/3

x=30

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