20=a/4

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Solution for 20=a/4 equation: 



20=a/4

We move all terms to the left:

20-(a/4)=0

We add all the numbers together, and all the variables

-(+a/4)+20=0

We get rid of parentheses

-a/4+20=0

We multiply all the terms by the denominator


-a+20*4=0

We add all the numbers together, and all the variables

-1a+80=0

We move all terms containing a to the left, all other terms to the right

-a=-80

a=-80/-1

a=+80

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