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584.57=1/2(90)a
We move all terms to the left:
584.57-(1/2(90)a)=0
Domain of the equation: 290a)!=0We add all the numbers together, and all the variables
a!=0/1
a!=0
a∈R
-(+1/290a)+584.57=0
We get rid of parentheses
-1/290a+584.57=0
We multiply all the terms by the denominator
(584.57)*290a-1=0
We multiply parentheses
169525.3a-1=0
We move all terms containing a to the left, all other terms to the right
169525.3a=1
a=1/169525.3
a=1/169525.3
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