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(5.4/5)x=-52.1/5
We move all terms to the left:
(5.4/5)x-(-52.1/5)=0
Domain of the equation: 5)x!=0We add all the numbers together, and all the variables
x!=0/1
x!=0
x∈R
(+5.4/5)x-(-52.1/5)=0
We multiply parentheses
5x^2-(-52.1/5)=0
We get rid of parentheses
5x^2+52.1/5=0
We multiply all the terms by the denominator
5x^2*5+52.1=0
Wy multiply elements
25x^2+52.1=0
a = 25; b = 0; c = +52.1;
Δ = b2-4ac
Δ = 02-4·25·52.1
Δ = -5210
Delta is less than zero, so there is no solution for the equation
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