3x-5+9x=4+15x+3

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Solution for 3x-5+9x=4+15x+3 equation: 



3x-5+9x=4+15x+3

We move all terms to the left:

3x-5+9x-(4+15x+3)=0

We add all the numbers together, and all the variables

3x+9x-(15x+7)-5=0

We add all the numbers together, and all the variables

12x-(15x+7)-5=0

We get rid of parentheses

12x-15x-7-5=0

We add all the numbers together, and all the variables

-3x-12=0

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

-3x=12

x=12/-3

x=-4

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