-2=3x^2-x-2

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Solution for -2=3x^2-x-2 equation:


Simplifying
-2 = 3x2 + -1x + -2

Reorder the terms:
-2 = -2 + -1x + 3x2

Add '2' to each side of the equation.
-2 + 2 = -2 + -1x + 2 + 3x2

Combine like terms: -2 + 2 = 0
0 = -2 + -1x + 2 + 3x2

Reorder the terms:
0 = -2 + 2 + -1x + 3x2

Combine like terms: -2 + 2 = 0
0 = 0 + -1x + 3x2
0 = -1x + 3x2

Solving
0 = -1x + 3x2

Solving for variable 'x'.
Remove the zero:
x + -3x2 = -1x + 3x2 + x + -3x2

Reorder the terms:
x + -3x2 = -1x + x + 3x2 + -3x2

Combine like terms: -1x + x = 0
x + -3x2 = 0 + 3x2 + -3x2
x + -3x2 = 3x2 + -3x2

Combine like terms: 3x2 + -3x2 = 0
x + -3x2 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(1 + -3x) = 0

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(1 + -3x)' equal to zero and attempt to solve: Simplifying 1 + -3x = 0 Solving 1 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3x = 0 + -1 -3x = 0 + -1 Combine like terms: 0 + -1 = -1 -3x = -1 Divide each side by '-3'. x = 0.3333333333 Simplifying x = 0.3333333333

Solution

x = {0, 0.3333333333}

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