y=21-6(1/2)-13

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Solution for y=21-6(1/2)-13 equation:



y=21-6(1/2)-13
We move all terms to the left:
y-(21-6(1/2)-13)=0
We add all the numbers together, and all the variables
y-(21-6(+1/2)-13)=0
We multiply all the terms by the denominator
y*2)-13)-(21-6(+1=0
Wy multiply elements
2y^2+1=0
a = 2; b = 0; c = +1;
Δ = b2-4ac
Δ = 02-4·2·1
Δ = -8
Delta is less than zero, so there is no solution for the equation

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