45t^2+38t-7=0

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Solution for 45t^2+38t-7=0 equation:


Simplifying
45t2 + 38t + -7 = 0

Reorder the terms:
-7 + 38t + 45t2 = 0

Solving
-7 + 38t + 45t2 = 0

Solving for variable 't'.

Factor a trinomial.
(-1 + -1t)(7 + -45t) = 0

Subproblem 1

Set the factor '(-1 + -1t)' equal to zero and attempt to solve: Simplifying -1 + -1t = 0 Solving -1 + -1t = 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 + -1t = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -1t = 0 + 1 -1t = 0 + 1 Combine like terms: 0 + 1 = 1 -1t = 1 Divide each side by '-1'. t = -1 Simplifying t = -1

Subproblem 2

Set the factor '(7 + -45t)' equal to zero and attempt to solve: Simplifying 7 + -45t = 0 Solving 7 + -45t = 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 + -45t = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -45t = 0 + -7 -45t = 0 + -7 Combine like terms: 0 + -7 = -7 -45t = -7 Divide each side by '-45'. t = 0.1555555556 Simplifying t = 0.1555555556

Solution

t = {-1, 0.1555555556}

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