768=-16t^2+256t

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Solution for 768=-16t^2+256t equation:


Simplifying
768 = -16t2 + 256t

Reorder the terms:
768 = 256t + -16t2

Solving
768 = 256t + -16t2

Solving for variable 't'.

Reorder the terms:
768 + -256t + 16t2 = 256t + -256t + -16t2 + 16t2

Combine like terms: 256t + -256t = 0
768 + -256t + 16t2 = 0 + -16t2 + 16t2
768 + -256t + 16t2 = -16t2 + 16t2

Combine like terms: -16t2 + 16t2 = 0
768 + -256t + 16t2 = 0

Factor out the Greatest Common Factor (GCF), '16'.
16(48 + -16t + t2) = 0

Factor a trinomial.
16((4 + -1t)(12 + -1t)) = 0

Ignore the factor 16.

Subproblem 1

Set the factor '(4 + -1t)' equal to zero and attempt to solve: Simplifying 4 + -1t = 0 Solving 4 + -1t = 0 Move all terms containing t to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1t = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1t = 0 + -4 -1t = 0 + -4 Combine like terms: 0 + -4 = -4 -1t = -4 Divide each side by '-1'. t = 4 Simplifying t = 4

Subproblem 2

Set the factor '(12 + -1t)' equal to zero and attempt to solve: Simplifying 12 + -1t = 0 Solving 12 + -1t = 0 Move all terms containing t to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + -1t = 0 + -12 Combine like terms: 12 + -12 = 0 0 + -1t = 0 + -12 -1t = 0 + -12 Combine like terms: 0 + -12 = -12 -1t = -12 Divide each side by '-1'. t = 12 Simplifying t = 12

Solution

t = {4, 12}

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