2(a)+9=

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Solution for 2(a)+9= equation:


2(a)+9=0

We simplify the equation to the form, which is simple to understand 
2(a)+9=0

Reorder the terms in parentheses
+(+2a)+9=0

Remove unnecessary parentheses
+2a+9=0

We move all terms containing a to the left and all other terms to the right. 
+2a=0-9

We simplify left and right side of the equation. 
+2a=-9

We divide both sides of the equation by 2 to get a. 
a=-4.5

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