21a-18=0-11a

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Solution for 21a-18=0-11a equation:


21a-18=0-11a

We simplify the equation to the form, which is simple to understand 
21a-18=0-11a

We move all terms containing a to the left and all other terms to the right. 
+21a+11a=0+18

We simplify left and right side of the equation. 
+32a=+18

We divide both sides of the equation by 32 to get a. 
a=0.5625

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