42t^2+t=30

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Solution for 42t^2+t=30 equation:


Simplifying
42t2 + t = 30

Reorder the terms:
t + 42t2 = 30

Solving
t + 42t2 = 30

Solving for variable 't'.

Reorder the terms:
-30 + t + 42t2 = 30 + -30

Combine like terms: 30 + -30 = 0
-30 + t + 42t2 = 0

Factor a trinomial.
(-6 + -7t)(5 + -6t) = 0

Subproblem 1

Set the factor '(-6 + -7t)' equal to zero and attempt to solve: Simplifying -6 + -7t = 0 Solving -6 + -7t = 0 Move all terms containing t to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + -7t = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -7t = 0 + 6 -7t = 0 + 6 Combine like terms: 0 + 6 = 6 -7t = 6 Divide each side by '-7'. t = -0.8571428571 Simplifying t = -0.8571428571

Subproblem 2

Set the factor '(5 + -6t)' equal to zero and attempt to solve: Simplifying 5 + -6t = 0 Solving 5 + -6t = 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 + -6t = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -6t = 0 + -5 -6t = 0 + -5 Combine like terms: 0 + -5 = -5 -6t = -5 Divide each side by '-6'. t = 0.8333333333 Simplifying t = 0.8333333333

Solution

t = {-0.8571428571, 0.8333333333}

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