(a/4)+3=21

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Solution for (a/4)+3=21 equation: 



(a/4)+3=21

We move all terms to the left:

(a/4)+3-(21)=0

We add all the numbers together, and all the variables

(+a/4)+3-21=0

We add all the numbers together, and all the variables

(+a/4)-18=0

We get rid of parentheses

a/4-18=0

We multiply all the terms by the denominator


a-18*4=0

We add all the numbers together, and all the variables

a-72=0

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

a=72

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