8=-5t^2+18t+8

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Solution for 8=-5t^2+18t+8 equation:


Simplifying
8 = -5t2 + 18t + 8

Reorder the terms:
8 = 8 + 18t + -5t2

Add '-8' to each side of the equation.
8 + -8 = 8 + 18t + -8 + -5t2

Combine like terms: 8 + -8 = 0
0 = 8 + 18t + -8 + -5t2

Reorder the terms:
0 = 8 + -8 + 18t + -5t2

Combine like terms: 8 + -8 = 0
0 = 0 + 18t + -5t2
0 = 18t + -5t2

Solving
0 = 18t + -5t2

Solving for variable 't'.
Remove the zero:
-18t + 5t2 = 18t + -5t2 + -18t + 5t2

Reorder the terms:
-18t + 5t2 = 18t + -18t + -5t2 + 5t2

Combine like terms: 18t + -18t = 0
-18t + 5t2 = 0 + -5t2 + 5t2
-18t + 5t2 = -5t2 + 5t2

Combine like terms: -5t2 + 5t2 = 0
-18t + 5t2 = 0

Factor out the Greatest Common Factor (GCF), 't'.
t(-18 + 5t) = 0

Subproblem 1

Set the factor 't' equal to zero and attempt to solve: Simplifying t = 0 Solving t = 0 Move all terms containing t to the left, all other terms to the right. Simplifying t = 0

Subproblem 2

Set the factor '(-18 + 5t)' equal to zero and attempt to solve: Simplifying -18 + 5t = 0 Solving -18 + 5t = 0 Move all terms containing t to the left, all other terms to the right. Add '18' to each side of the equation. -18 + 18 + 5t = 0 + 18 Combine like terms: -18 + 18 = 0 0 + 5t = 0 + 18 5t = 0 + 18 Combine like terms: 0 + 18 = 18 5t = 18 Divide each side by '5'. t = 3.6 Simplifying t = 3.6

Solution

t = {0, 3.6}

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