3=0.5(4a+8)=9-2a

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Solution for 3=0.5(4a+8)=9-2a equation: 



3=0.5(4a+8)=9-2a

We move all terms to the left:

3-(0.5(4a+8))=0



We calculate terms in parentheses: -(0.5(4a+8)), so:

0.5(4a+8)

We multiply parentheses

2a+4

Back to the equation:

-(2a+4)



We get rid of parentheses

-2a-4+3=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=-1/2

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