a/2-9=1

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Solution for a/2-9=1 equation: 



a/2-9=1

We move all terms to the left:

a/2-9-(1)=0

We add all the numbers together, and all the variables

a/2-10=0

We multiply all the terms by the denominator


a-10*2=0

We add all the numbers together, and all the variables

a-20=0

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

a=20

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