2x+(5x+12)=-9

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Solution for 2x+(5x+12)=-9 equation:


2x+(5x+12)=-9

We simplify the equation to the form, which is simple to understand 
2x+(5x+12)=-9

Remove unnecessary parentheses
+2x+5x+12=-9

We move all terms containing x to the left and all other terms to the right. 
+2x+5x=-9-12

We simplify left and right side of the equation. 
+7x=-21

We divide both sides of the equation by 7 to get x. 
x=-3

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