t^2+9=-6t

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Solution for t^2+9=-6t equation:


Simplifying
t2 + 9 = -6t

Reorder the terms:
9 + t2 = -6t

Solving
9 + t2 = -6t

Solving for variable 't'.

Reorder the terms:
9 + 6t + t2 = -6t + 6t

Combine like terms: -6t + 6t = 0
9 + 6t + t2 = 0

Factor a trinomial.
(3 + t)(3 + t) = 0

Subproblem 1

Set the factor '(3 + t)' equal to zero and attempt to solve: Simplifying 3 + t = 0 Solving 3 + t = 0 Move all terms containing t to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + t = 0 + -3 Combine like terms: 3 + -3 = 0 0 + t = 0 + -3 t = 0 + -3 Combine like terms: 0 + -3 = -3 t = -3 Simplifying t = -3

Subproblem 2

Set the factor '(3 + t)' equal to zero and attempt to solve: Simplifying 3 + t = 0 Solving 3 + t = 0 Move all terms containing t to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + t = 0 + -3 Combine like terms: 3 + -3 = 0 0 + t = 0 + -3 t = 0 + -3 Combine like terms: 0 + -3 = -3 t = -3 Simplifying t = -3

Solution

t = {-3, -3}

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