7a+3=a-15

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Solution for 7a+3=a-15 equation:


7a+3=a-15

We simplify the equation to the form, which is simple to understand 
7a+3=a-15

We move all terms containing a to the left and all other terms to the right. 
+7a-1a=-15-3

We simplify left and right side of the equation. 
+6a=-18

We divide both sides of the equation by 6 to get a. 
a=-3

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