a*2-a/2=123

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Solution for a*2-a/2=123 equation: 



a*2-a/2=123

We move all terms to the left:

a*2-a/2-(123)=0

Wy multiply elements

2a-a/2-123=0

We multiply all the terms by the denominator


2a*2-a-123*2=0

We add all the numbers together, and all the variables

-1a+2a*2-246=0

Wy multiply elements

-1a+4a-246=0

We add all the numbers together, and all the variables

3a-246=0

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

3a=246

a=246/3

a=82

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