.2a+8=9

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Solution for .2a+8=9 equation: 



.2a+8=9

We move all terms to the left:

.2a+8-(9)=0

We add all the numbers together, and all the variables

.2a-1=0

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

.2a=1

a=1/.2

a=5

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