3(2x+5)+9=4x+6x-12

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Solution for 3(2x+5)+9=4x+6x-12 equation: 



3(2x+5)+9=4x+6x-12

We move all terms to the left:

3(2x+5)+9-(4x+6x-12)=0

We add all the numbers together, and all the variables

3(2x+5)-(10x-12)+9=0

We multiply parentheses

6x-(10x-12)+15+9=0

We get rid of parentheses

6x-10x+12+15+9=0

We add all the numbers together, and all the variables

-4x+36=0

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

-4x=-36

x=-36/-4

x=+9

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