12=a/2+4

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Solution for 12=a/2+4 equation: 



12=a/2+4

We move all terms to the left:

12-(a/2+4)=0

We get rid of parentheses

-a/2-4+12=0

We multiply all the terms by the denominator


-a-4*2+12*2=0

We add all the numbers together, and all the variables

-1a+16=0

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

-a=-16

a=-16/-1

a=+16

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