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

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



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

We move all terms to the left:

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

We get rid of parentheses

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

We add all the numbers together, and all the variables

2x+16=0

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

2x=-16

x=-16/2

x=-8

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