7x-(2x+3)=9x+-12

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Solution for 7x-(2x+3)=9x+-12 equation: 



7x-(2x+3)=9x+-12

We move all terms to the left:

7x-(2x+3)-(9x+-12)=0

We add all the numbers together, and all the variables

7x-(2x+3)-(9x-12)=0

We get rid of parentheses

7x-2x-9x-3+12=0

We add all the numbers together, and all the variables

-4x+9=0

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

-4x=-9

x=-9/-4

x=2+1/4

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