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X2+140=4X+19
We move all terms to the left:
X2+140-(4X+19)=0
We add all the numbers together, and all the variables
X^2-(4X+19)+140=0
We get rid of parentheses
X^2-4X-19+140=0
We add all the numbers together, and all the variables
X^2-4X+121=0
a = 1; b = -4; c = +121;
Δ = b2-4ac
Δ = -42-4·1·121
Δ = -468
Delta is less than zero, so there is no solution for the equation
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