(x+3)+x=

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Solution for (x+3)+x= equation:


(x+3)+x=0

We simplify the equation to the form, which is simple to understand 
(x+3)+x=0

Remove unnecessary parentheses
x+3+x=0

We move all terms containing x to the left and all other terms to the right. 
+1x+1x=0-3

We simplify left and right side of the equation. 
+2x=-3

We divide both sides of the equation by 2 to get x. 
x=-1.5

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