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-1=2/5(4)+b
We move all terms to the left:
-1-(2/5(4)+b)=0
Domain of the equation: 54+b)!=0We add all the numbers together, and all the variables
We move all terms containing b to the left, all other terms to the right
b)!=-54
b!=-54/1
b!=-54
b∈R
-(+b+2/54)-1=0
We get rid of parentheses
-b-1-2/54=0
We multiply all the terms by the denominator
-b*54-2-1*54=0
We add all the numbers together, and all the variables
-b*54-56=0
Wy multiply elements
-54b-56=0
We move all terms containing b to the left, all other terms to the right
-54b=56
b=56/-54
b=-1+1/27
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