75=-16t^2+37.5

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Solution for 75=-16t^2+37.5 equation: 



75=-16t^2+37.5

We move all terms to the left:

75-(-16t^2+37.5)=0

We get rid of parentheses

16t^2-37.5+75=0

We add all the numbers together, and all the variables

16t^2+37.5=0

a = 16; b = 0; c = +37.5;
Δ = b2-4ac
Δ = 02-4·16·37.5
Δ = -2400
Delta is less than zero, so there is no solution for the equation

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