13=3x^3-2x^2+13

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Solution for 13=3x^3-2x^2+13 equation:


Simplifying
13 = 3x3 + -2x2 + 13

Reorder the terms:
13 = 13 + -2x2 + 3x3

Add '-13' to each side of the equation.
13 + -13 = 13 + -2x2 + -13 + 3x3

Combine like terms: 13 + -13 = 0
0 = 13 + -2x2 + -13 + 3x3

Reorder the terms:
0 = 13 + -13 + -2x2 + 3x3

Combine like terms: 13 + -13 = 0
0 = 0 + -2x2 + 3x3
0 = -2x2 + 3x3

Solving
0 = -2x2 + 3x3

Solving for variable 'x'.
Remove the zero:
2x2 + -3x3 = -2x2 + 3x3 + 2x2 + -3x3

Reorder the terms:
2x2 + -3x3 = -2x2 + 2x2 + 3x3 + -3x3

Combine like terms: -2x2 + 2x2 = 0
2x2 + -3x3 = 0 + 3x3 + -3x3
2x2 + -3x3 = 3x3 + -3x3

Combine like terms: 3x3 + -3x3 = 0
2x2 + -3x3 = 0

Factor out the Greatest Common Factor (GCF), 'x2'.
x2(2 + -3x) = 0

Subproblem 1

Set the factor 'x2' equal to zero and attempt to solve: Simplifying x2 = 0 Solving x2 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x2 = 0 Take the square root of each side: x = {0}

Subproblem 2

Set the factor '(2 + -3x)' equal to zero and attempt to solve: Simplifying 2 + -3x = 0 Solving 2 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -3x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3x = 0 + -2 -3x = 0 + -2 Combine like terms: 0 + -2 = -2 -3x = -2 Divide each side by '-3'. x = 0.6666666667 Simplifying x = 0.6666666667

Solution

x = {0, 0.6666666667}

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