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

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Solution for (9x+8)+(12x-7)=0 equation: 



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

We get rid of parentheses

9x+12x+8-7=0

We add all the numbers together, and all the variables

21x+1=0

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

21x=-1

x=-1/21

x=-1/21

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