7a=-2(a+9)

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Solution for 7a=-2(a+9) equation:


7a=-2(a+9)

We simplify the equation to the form, which is simple to understand 
7a=-2(a+9)

Reorder the terms in parentheses
7a=+(-2a-18)

Remove unnecessary parentheses
+7a=-2a-18

We move all terms containing a to the left and all other terms to the right. 
+7a+2a=-18

We simplify left and right side of the equation. 
+9a=-18

We divide both sides of the equation by 9 to get a. 
a=-2

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