0=-16t^2-88t+720

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Solution for 0=-16t^2-88t+720 equation:


Simplifying
0 = -16t2 + -88t + 720

Reorder the terms:
0 = 720 + -88t + -16t2

Solving
0 = 720 + -88t + -16t2

Solving for variable 't'.

Combine like terms: 0 + -720 = -720
-720 + 88t + 16t2 = 720 + -88t + -16t2 + -720 + 88t + 16t2

Reorder the terms:
-720 + 88t + 16t2 = 720 + -720 + -88t + 88t + -16t2 + 16t2

Combine like terms: 720 + -720 = 0
-720 + 88t + 16t2 = 0 + -88t + 88t + -16t2 + 16t2
-720 + 88t + 16t2 = -88t + 88t + -16t2 + 16t2

Combine like terms: -88t + 88t = 0
-720 + 88t + 16t2 = 0 + -16t2 + 16t2
-720 + 88t + 16t2 = -16t2 + 16t2

Combine like terms: -16t2 + 16t2 = 0
-720 + 88t + 16t2 = 0

Factor out the Greatest Common Factor (GCF), '8'.
8(-90 + 11t + 2t2) = 0

Factor a trinomial.
8((-10 + -1t)(9 + -2t)) = 0

Ignore the factor 8.

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 '(9 + -2t)' equal to zero and attempt to solve: Simplifying 9 + -2t = 0 Solving 9 + -2t = 0 Move all terms containing t to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -2t = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -2t = 0 + -9 -2t = 0 + -9 Combine like terms: 0 + -9 = -9 -2t = -9 Divide each side by '-2'. t = 4.5 Simplifying t = 4.5

Solution

t = {-10, 4.5}

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