(12x+7)-9x=4x-8

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Solution for (12x+7)-9x=4x-8 equation: 



(12x+7)-9x=4x-8

We move all terms to the left:

(12x+7)-9x-(4x-8)=0

We add all the numbers together, and all the variables

-9x+(12x+7)-(4x-8)=0

We get rid of parentheses

-9x+12x-4x+7+8=0

We add all the numbers together, and all the variables

-1x+15=0

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

-x=-15

x=-15/-1

x=+15

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