(A+4)/(5+a)=1

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Solution for (A+4)/(5+a)=1 equation:



(+4)/(5+A)=1
We move all terms to the left:
(+4)/(5+A)-(1)=0
Domain of the equation: (5+A)!=0
We move all terms containing A to the left, all other terms to the right
A!=-5
A∈R
We add all the numbers together, and all the variables
4/(A+5)-1=0
We multiply all the terms by the denominator
-1*(A+5)+4=0
We move all terms containing A to the left, all other terms to the right
-1*(A+5)=-4

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