8x+12=-4x-30

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Solution for 8x+12=-4x-30 equation: 



8x+12=-4x-30

We move all terms to the left:

8x+12-(-4x-30)=0

We get rid of parentheses

8x+4x+30+12=0

We add all the numbers together, and all the variables

12x+42=0

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

12x=-42

x=-42/12

x=-3+1/2

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