7x-12+2x=4+9x-16

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Solution for 7x-12+2x=4+9x-16 equation: 



7x-12+2x=4+9x-16

We move all terms to the left:

7x-12+2x-(4+9x-16)=0

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

9x-(9x-12)-12=0

We get rid of parentheses

9x-9x+12-12=0

We add all the numbers together, and all the variables

=0

x=0/1

x=0

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