-9x+387=-18x

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Solution for -9x+387=-18x equation: 



-9x+387=-18x

We move all terms to the left:

-9x+387-(-18x)=0

We get rid of parentheses

-9x+18x+387=0

We add all the numbers together, and all the variables

9x+387=0

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

9x=-387

x=-387/9

x=-43

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