26=-16t^2+42t+6

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Solution for 26=-16t^2+42t+6 equation:


Simplifying
26 = -16t2 + 42t + 6

Reorder the terms:
26 = 6 + 42t + -16t2

Solving
26 = 6 + 42t + -16t2

Solving for variable 't'.

Combine like terms: 26 + -6 = 20
20 + -42t + 16t2 = 6 + 42t + -16t2 + -6 + -42t + 16t2

Reorder the terms:
20 + -42t + 16t2 = 6 + -6 + 42t + -42t + -16t2 + 16t2

Combine like terms: 6 + -6 = 0
20 + -42t + 16t2 = 0 + 42t + -42t + -16t2 + 16t2
20 + -42t + 16t2 = 42t + -42t + -16t2 + 16t2

Combine like terms: 42t + -42t = 0
20 + -42t + 16t2 = 0 + -16t2 + 16t2
20 + -42t + 16t2 = -16t2 + 16t2

Combine like terms: -16t2 + 16t2 = 0
20 + -42t + 16t2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(10 + -21t + 8t2) = 0

Factor a trinomial.
2((5 + -8t)(2 + -1t)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(5 + -8t)' equal to zero and attempt to solve: Simplifying 5 + -8t = 0 Solving 5 + -8t = 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 + -8t = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -8t = 0 + -5 -8t = 0 + -5 Combine like terms: 0 + -5 = -5 -8t = -5 Divide each side by '-8'. t = 0.625 Simplifying t = 0.625

Subproblem 2

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

Solution

t = {0.625, 2}

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