20t^3-10t+20=12t^3+8t+20

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Solution for 20t^3-10t+20=12t^3+8t+20 equation:


Simplifying
20t3 + -10t + 20 = 12t3 + 8t + 20

Reorder the terms:
20 + -10t + 20t3 = 12t3 + 8t + 20

Reorder the terms:
20 + -10t + 20t3 = 20 + 8t + 12t3

Add '-20' to each side of the equation.
20 + -10t + -20 + 20t3 = 20 + 8t + -20 + 12t3

Reorder the terms:
20 + -20 + -10t + 20t3 = 20 + 8t + -20 + 12t3

Combine like terms: 20 + -20 = 0
0 + -10t + 20t3 = 20 + 8t + -20 + 12t3
-10t + 20t3 = 20 + 8t + -20 + 12t3

Reorder the terms:
-10t + 20t3 = 20 + -20 + 8t + 12t3

Combine like terms: 20 + -20 = 0
-10t + 20t3 = 0 + 8t + 12t3
-10t + 20t3 = 8t + 12t3

Solving
-10t + 20t3 = 8t + 12t3

Solving for variable 't'.

Reorder the terms:
-10t + -8t + 20t3 + -12t3 = 8t + 12t3 + -8t + -12t3

Combine like terms: -10t + -8t = -18t
-18t + 20t3 + -12t3 = 8t + 12t3 + -8t + -12t3

Combine like terms: 20t3 + -12t3 = 8t3
-18t + 8t3 = 8t + 12t3 + -8t + -12t3

Reorder the terms:
-18t + 8t3 = 8t + -8t + 12t3 + -12t3

Combine like terms: 8t + -8t = 0
-18t + 8t3 = 0 + 12t3 + -12t3
-18t + 8t3 = 12t3 + -12t3

Combine like terms: 12t3 + -12t3 = 0
-18t + 8t3 = 0

Factor out the Greatest Common Factor (GCF), '2t'.
2t(-9 + 4t2) = 0

Factor a difference between two squares.
2t((3 + 2t)(-3 + 2t)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor 't' equal to zero and attempt to solve: Simplifying t = 0 Solving t = 0 Move all terms containing t to the left, all other terms to the right. Simplifying t = 0

Subproblem 2

Set the factor '(3 + 2t)' equal to zero and attempt to solve: Simplifying 3 + 2t = 0 Solving 3 + 2t = 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 + 2t = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 2t = 0 + -3 2t = 0 + -3 Combine like terms: 0 + -3 = -3 2t = -3 Divide each side by '2'. t = -1.5 Simplifying t = -1.5

Subproblem 3

Set the factor '(-3 + 2t)' equal to zero and attempt to solve: Simplifying -3 + 2t = 0 Solving -3 + 2t = 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 + 2t = 0 + 3 Combine like terms: -3 + 3 = 0 0 + 2t = 0 + 3 2t = 0 + 3 Combine like terms: 0 + 3 = 3 2t = 3 Divide each side by '2'. t = 1.5 Simplifying t = 1.5

Solution

t = {0, -1.5, 1.5}

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