12800=-16t^2+1440t

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Solution for 12800=-16t^2+1440t equation:


Simplifying
12800 = -16t2 + 1440t

Reorder the terms:
12800 = 1440t + -16t2

Solving
12800 = 1440t + -16t2

Solving for variable 't'.

Reorder the terms:
12800 + -1440t + 16t2 = 1440t + -1440t + -16t2 + 16t2

Combine like terms: 1440t + -1440t = 0
12800 + -1440t + 16t2 = 0 + -16t2 + 16t2
12800 + -1440t + 16t2 = -16t2 + 16t2

Combine like terms: -16t2 + 16t2 = 0
12800 + -1440t + 16t2 = 0

Factor out the Greatest Common Factor (GCF), '16'.
16(800 + -90t + t2) = 0

Factor a trinomial.
16((10 + -1t)(80 + -1t)) = 0

Ignore the factor 16.

Subproblem 1

Set the factor '(10 + -1t)' equal to zero and attempt to solve: Simplifying 10 + -1t = 0 Solving 10 + -1t = 0 Move all terms containing t to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + -1t = 0 + -10 Combine like terms: 10 + -10 = 0 0 + -1t = 0 + -10 -1t = 0 + -10 Combine like terms: 0 + -10 = -10 -1t = -10 Divide each side by '-1'. t = 10 Simplifying t = 10

Subproblem 2

Set the factor '(80 + -1t)' equal to zero and attempt to solve: Simplifying 80 + -1t = 0 Solving 80 + -1t = 0 Move all terms containing t to the left, all other terms to the right. Add '-80' to each side of the equation. 80 + -80 + -1t = 0 + -80 Combine like terms: 80 + -80 = 0 0 + -1t = 0 + -80 -1t = 0 + -80 Combine like terms: 0 + -80 = -80 -1t = -80 Divide each side by '-1'. t = 80 Simplifying t = 80

Solution

t = {10, 80}

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