(2t-7)(5t+1)=0

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Solution for (2t-7)(5t+1)=0 equation:


Simplifying
(2t + -7)(5t + 1) = 0

Reorder the terms:
(-7 + 2t)(5t + 1) = 0

Reorder the terms:
(-7 + 2t)(1 + 5t) = 0

Multiply (-7 + 2t) * (1 + 5t)
(-7(1 + 5t) + 2t * (1 + 5t)) = 0
((1 * -7 + 5t * -7) + 2t * (1 + 5t)) = 0
((-7 + -35t) + 2t * (1 + 5t)) = 0
(-7 + -35t + (1 * 2t + 5t * 2t)) = 0
(-7 + -35t + (2t + 10t2)) = 0

Combine like terms: -35t + 2t = -33t
(-7 + -33t + 10t2) = 0

Solving
-7 + -33t + 10t2 = 0

Solving for variable 't'.

Factor a trinomial.
(-1 + -5t)(7 + -2t) = 0

Subproblem 1

Set the factor '(-1 + -5t)' equal to zero and attempt to solve: Simplifying -1 + -5t = 0 Solving -1 + -5t = 0 Move all terms containing t to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -5t = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -5t = 0 + 1 -5t = 0 + 1 Combine like terms: 0 + 1 = 1 -5t = 1 Divide each side by '-5'. t = -0.2 Simplifying t = -0.2

Subproblem 2

Set the factor '(7 + -2t)' equal to zero and attempt to solve: Simplifying 7 + -2t = 0 Solving 7 + -2t = 0 Move all terms containing t to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -2t = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -2t = 0 + -7 -2t = 0 + -7 Combine like terms: 0 + -7 = -7 -2t = -7 Divide each side by '-2'. t = 3.5 Simplifying t = 3.5

Solution

t = {-0.2, 3.5}

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