4x+9+3x=4x-6

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Solution for 4x+9+3x=4x-6 equation: 



4x+9+3x=4x-6

We move all terms to the left:

4x+9+3x-(4x-6)=0

We add all the numbers together, and all the variables

7x-(4x-6)+9=0

We get rid of parentheses

7x-4x+6+9=0

We add all the numbers together, and all the variables

3x+15=0

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

3x=-15

x=-15/3

x=-5

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