2.20=(1.585t)-(4.9t^2)

Solution for 2.20=(1.585t)-(4.9t^2) equation:

2.20=(1.585t)-(4.9t^2)

We move all terms to the left:

2.20-((1.585t)-(4.9t^2))=0

We add all the numbers together, and all the variables

-((+1.585t)-(4.9t^2))+2.20=0

We add all the numbers together, and all the variables

-((+1.585t)-(4.9t^2))+2.2=0


We calculate terms in parentheses: -((+1.585t)-(4.9t^2)), so:

(+1.585t)-(4.9t^2)

We get rid of parentheses

-4.9t^2+1.585t

Back to the equation:

-(-4.9t^2+1.585t)


We get rid of parentheses

4.9t^2-1.585t+2.2=0

a = 4.9; b = -1.585; c = +2.2;
Δ = b2-4ac
Δ = -1.5852-4·4.9·2.2
Δ = -40.607775
Delta is less than zero, so there is no solution for the equation