-3x+9=39+7x

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Solution for -3x+9=39+7x equation: 



-3x+9=39+7x

We move all terms to the left:

-3x+9-(39+7x)=0

We add all the numbers together, and all the variables

-3x-(7x+39)+9=0

We get rid of parentheses

-3x-7x-39+9=0

We add all the numbers together, and all the variables

-10x-30=0

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

-10x=30

x=30/-10

x=-3

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