7x-(3x+9)=2x-39

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Solution for 7x-(3x+9)=2x-39 equation: 



7x-(3x+9)=2x-39

We move all terms to the left:

7x-(3x+9)-(2x-39)=0

We get rid of parentheses

7x-3x-2x-9+39=0

We add all the numbers together, and all the variables

2x+30=0

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

2x=-30

x=-30/2

x=-15

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