160=-15t^2+105t+10

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Solution for 160=-15t^2+105t+10 equation:


Simplifying
160 = -15t2 + 105t + 10

Reorder the terms:
160 = 10 + 105t + -15t2

Solving
160 = 10 + 105t + -15t2

Solving for variable 't'.

Combine like terms: 160 + -10 = 150
150 + -105t + 15t2 = 10 + 105t + -15t2 + -10 + -105t + 15t2

Reorder the terms:
150 + -105t + 15t2 = 10 + -10 + 105t + -105t + -15t2 + 15t2

Combine like terms: 10 + -10 = 0
150 + -105t + 15t2 = 0 + 105t + -105t + -15t2 + 15t2
150 + -105t + 15t2 = 105t + -105t + -15t2 + 15t2

Combine like terms: 105t + -105t = 0
150 + -105t + 15t2 = 0 + -15t2 + 15t2
150 + -105t + 15t2 = -15t2 + 15t2

Combine like terms: -15t2 + 15t2 = 0
150 + -105t + 15t2 = 0

Factor out the Greatest Common Factor (GCF), '15'.
15(10 + -7t + t2) = 0

Factor a trinomial.
15((2 + -1t)(5 + -1t)) = 0

Ignore the factor 15.

Subproblem 1

Set the factor '(2 + -1t)' equal to zero and attempt to solve: Simplifying 2 + -1t = 0 Solving 2 + -1t = 0 Move all terms containing t to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1t = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1t = 0 + -2 -1t = 0 + -2 Combine like terms: 0 + -2 = -2 -1t = -2 Divide each side by '-1'. t = 2 Simplifying t = 2

Subproblem 2

Set the factor '(5 + -1t)' equal to zero and attempt to solve: Simplifying 5 + -1t = 0 Solving 5 + -1t = 0 Move all terms containing t to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1t = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1t = 0 + -5 -1t = 0 + -5 Combine like terms: 0 + -5 = -5 -1t = -5 Divide each side by '-1'. t = 5 Simplifying t = 5

Solution

t = {2, 5}

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