9+10a=21

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Solution for 9+10a=21 equation:


9+10a=21

We simplify the equation to the form, which is simple to understand 
9+10a=21

We move all terms containing a to the left and all other terms to the right. 
+10a=+21-9

We simplify left and right side of the equation. 
+10a=+12

We divide both sides of the equation by 10 to get a. 
a=1.2

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