x(-2)+3=-12

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Solution for x(-2)+3=-12 equation: 



x(-2)+3=-12

We move all terms to the left:

x(-2)+3-(-12)=0

We add all the numbers together, and all the variables

x(-2)+15=0

We multiply parentheses

-2x+15=0

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

-2x=-15

x=-15/-2

x=7+1/2

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