12x-7+3x-x=16-9x

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Solution for 12x-7+3x-x=16-9x equation: 



12x-7+3x-x=16-9x

We move all terms to the left:

12x-7+3x-x-(16-9x)=0

We add all the numbers together, and all the variables

12x+3x-x-(-9x+16)-7=0

We add all the numbers together, and all the variables

14x-(-9x+16)-7=0

We get rid of parentheses

14x+9x-16-7=0

We add all the numbers together, and all the variables

23x-23=0

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

23x=23

x=23/23

x=1

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