5a+4a=-18

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Solution for 5a+4a=-18 equation:


5a+4a=-18

We simplify the equation to the form, which is simple to understand 
5a+4a=-18

We move all terms containing a to the left and all other terms to the right. 
+5a+4a=-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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