4.5=a-8

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Solution for 4.5=a-8 equation: 



4.5=a-8

We move all terms to the left:

4.5-(a-8)=0

We get rid of parentheses

-a+8+4.5=0

We add all the numbers together, and all the variables

-1a+12.5=0

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

-a=-12.5

a=-12.5/-1

a=12+0.5/1

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