531=(a*6)+21

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Solution for 531=(a*6)+21 equation:


531=(a*6)+21

We simplify the equation to the form, which is simple to understand 
531=(a*6)+21

Simplifying:
531=(+6a)+21

Remove unnecessary parentheses
531=+6a+21

We move all terms containing a to the left and all other terms to the right. 
-6a=+21-531

We simplify left and right side of the equation. 
-6a=-510

We divide both sides of the equation by -06 to get a. 
a=85

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