8x+5=-9x-12

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Solution for 8x+5=-9x-12 equation: 



8x+5=-9x-12

We move all terms to the left:

8x+5-(-9x-12)=0

We get rid of parentheses

8x+9x+12+5=0

We add all the numbers together, and all the variables

17x+17=0

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

17x=-17

x=-17/17

x=-1

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