7a+4a+a=7-19

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Solution for 7a+4a+a=7-19 equation:


7a+4a+a=7-19

We simplify the equation to the form, which is simple to understand 
7a+4a+a=7-19

We move all terms containing a to the left and all other terms to the right. 
+7a+4a+1a=+7-19

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

We divide both sides of the equation by 12 to get a. 
a=-1

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