20-(1/4)x=120

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Solution for 20-(1/4)x=120 equation:



20-(1/4)x=120
We move all terms to the left:
20-(1/4)x-(120)=0
Domain of the equation: 4)x!=0
x!=0/1
x!=0
x∈R
We add all the numbers together, and all the variables
-(+1/4)x+20-120=0
We add all the numbers together, and all the variables
-(+1/4)x-100=0
We multiply parentheses
-x^2-100=0
We add all the numbers together, and all the variables
-1x^2-100=0
a = -1; b = 0; c = -100;
Δ = b2-4ac
Δ = 02-4·(-1)·(-100)
Δ = -400
Delta is less than zero, so there is no solution for the equation

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