3a-a+4=18

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Solution for 3a-a+4=18 equation:


3a-a+4=18

We simplify the equation to the form, which is simple to understand 
3a-a+4=18

We move all terms containing a to the left and all other terms to the right. 
+3a-1a=+18-4

We simplify left and right side of the equation. 
+2a=+14

We divide both sides of the equation by 2 to get a. 
a=7

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