8x+166=-7x+121

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Solution for 8x+166=-7x+121 equation: 



8x+166=-7x+121

We move all terms to the left:

8x+166-(-7x+121)=0

We get rid of parentheses

8x+7x-121+166=0

We add all the numbers together, and all the variables

15x+45=0

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

15x=-45

x=-45/15

x=-3

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