3x+9+2x=4x-4

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Solution for 3x+9+2x=4x-4 equation: 



3x+9+2x=4x-4

We move all terms to the left:

3x+9+2x-(4x-4)=0

We add all the numbers together, and all the variables

5x-(4x-4)+9=0

We get rid of parentheses

5x-4x+4+9=0

We add all the numbers together, and all the variables

x+13=0

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

x=-13

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