a+a/2=19.5

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Solution for a+a/2=19.5 equation: 



a+a/2=19.5

We move all terms to the left:

a+a/2-(19.5)=0

We add all the numbers together, and all the variables

a+a/2-19.5=0

We multiply all the terms by the denominator


a*2+a-(19.5)*2=0

We add all the numbers together, and all the variables

a+a*2-39=0

Wy multiply elements

a+2a-39=0

We add all the numbers together, and all the variables

3a-39=0

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

3a=39

a=39/3

a=13

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