20=5+2(a-8)

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Solution for 20=5+2(a-8) equation:



20=5+2(a-8)
We move all terms to the left:
20-(5+2(a-8))=0
We calculate terms in parentheses: -(5+2(a-8)), so:
5+2(a-8)
determiningTheFunctionDomain 2(a-8)+5
We multiply parentheses
2a-16+5
We add all the numbers together, and all the variables
2a-11
Back to the equation:
-(2a-11)
We get rid of parentheses
-2a+11+20=0
We add all the numbers together, and all the variables
-2a+31=0
We move all terms containing a to the left, all other terms to the right
-2a=-31
a=-31/-2
a=15+1/2

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