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-2/5x-4=18
We move all terms to the left:
-2/5x-4-(18)=0
Domain of the equation: 5x!=0We add all the numbers together, and all the variables
x!=0/5
x!=0
x∈R
-2/5x-22=0
We multiply all the terms by the denominator
-22*5x-2=0
Wy multiply elements
-110x-2=0
We move all terms containing x to the left, all other terms to the right
-110x=2
x=2/-110
x=-1/55
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