5a+3=9-21

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Solution for 5a+3=9-21 equation:


5a+3=9-21

We simplify the equation to the form, which is simple to understand 
5a+3=9-21

We move all terms containing a to the left and all other terms to the right. 
+5a=+9-21-3

We simplify left and right side of the equation. 
+5a=-15

We divide both sides of the equation by 5 to get a. 
a=-3

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