42t^2-100t+50=0

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Solution for 42t^2-100t+50=0 equation:


Simplifying
42t2 + -100t + 50 = 0

Reorder the terms:
50 + -100t + 42t2 = 0

Solving
50 + -100t + 42t2 = 0

Solving for variable 't'.

Factor out the Greatest Common Factor (GCF), '2'.
2(25 + -50t + 21t2) = 0

Factor a trinomial.
2((5 + -7t)(5 + -3t)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(5 + -7t)' equal to zero and attempt to solve: Simplifying 5 + -7t = 0 Solving 5 + -7t = 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 + -7t = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -7t = 0 + -5 -7t = 0 + -5 Combine like terms: 0 + -5 = -5 -7t = -5 Divide each side by '-7'. t = 0.7142857143 Simplifying t = 0.7142857143

Subproblem 2

Set the factor '(5 + -3t)' equal to zero and attempt to solve: Simplifying 5 + -3t = 0 Solving 5 + -3t = 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 + -3t = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -3t = 0 + -5 -3t = 0 + -5 Combine like terms: 0 + -5 = -5 -3t = -5 Divide each side by '-3'. t = 1.666666667 Simplifying t = 1.666666667

Solution

t = {0.7142857143, 1.666666667}

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