10a+5(a+3)=9

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Solution for 10a+5(a+3)=9 equation:


10a+5(a+3)=9

We simplify the equation to the form, which is simple to understand 
10a+5(a+3)=9

Reorder the terms in parentheses
10a+(+5a+15)=9

Remove unnecessary parentheses
+10a+5a+15=+9

We move all terms containing a to the left and all other terms to the right. 
+10a+5a=+9-15

We simplify left and right side of the equation. 
+15a=-6

We divide both sides of the equation by 15 to get a. 
a=-0.4

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