3x+5-x=9x-7+12

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Solution for 3x+5-x=9x-7+12 equation: 



3x+5-x=9x-7+12

We move all terms to the left:

3x+5-x-(9x-7+12)=0

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

2x-(9x+5)+5=0

We get rid of parentheses

2x-9x-5+5=0

We add all the numbers together, and all the variables

-7x=0

x=0/-7

x=0

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