(x+3)*2=-4x

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Solution for (x+3)*2=-4x equation: 



(x+3)*2=-4x

We move all terms to the left:

(x+3)*2-(-4x)=0

We multiply parentheses

2x-(-4x)+6=0

We get rid of parentheses

2x+4x+6=0

We add all the numbers together, and all the variables

6x+6=0

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

6x=-6

x=-6/6

x=-1

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