12x+7=4x-17

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Solution for 12x+7=4x-17 equation: 



12x+7=4x-17

We move all terms to the left:

12x+7-(4x-17)=0

We get rid of parentheses

12x-4x+17+7=0

We add all the numbers together, and all the variables

8x+24=0

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

8x=-24

x=-24/8

x=-3

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