8x+12+6x=-9+7x

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Solution for 8x+12+6x=-9+7x equation: 



8x+12+6x=-9+7x

We move all terms to the left:

8x+12+6x-(-9+7x)=0

We add all the numbers together, and all the variables

8x+6x-(7x-9)+12=0

We add all the numbers together, and all the variables

14x-(7x-9)+12=0

We get rid of parentheses

14x-7x+9+12=0

We add all the numbers together, and all the variables

7x+21=0

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

7x=-21

x=-21/7

x=-3

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