a-7.5=22.5

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Solution for a-7.5=22.5 equation: 



a-7.5=22.5

We move all terms to the left:

a-7.5-(22.5)=0

We add all the numbers together, and all the variables

a-30=0

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

a=30

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