0=3x^2+13x-30

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Solution for 0=3x^2+13x-30 equation:


Simplifying
0 = 3x2 + 13x + -30

Reorder the terms:
0 = -30 + 13x + 3x2

Solving
0 = -30 + 13x + 3x2

Solving for variable 'x'.

Combine like terms: 0 + 30 = 30
30 + -13x + -3x2 = -30 + 13x + 3x2 + 30 + -13x + -3x2

Reorder the terms:
30 + -13x + -3x2 = -30 + 30 + 13x + -13x + 3x2 + -3x2

Combine like terms: -30 + 30 = 0
30 + -13x + -3x2 = 0 + 13x + -13x + 3x2 + -3x2
30 + -13x + -3x2 = 13x + -13x + 3x2 + -3x2

Combine like terms: 13x + -13x = 0
30 + -13x + -3x2 = 0 + 3x2 + -3x2
30 + -13x + -3x2 = 3x2 + -3x2

Combine like terms: 3x2 + -3x2 = 0
30 + -13x + -3x2 = 0

Factor a trinomial.
(5 + -3x)(6 + x) = 0

Subproblem 1

Set the factor '(5 + -3x)' equal to zero and attempt to solve: Simplifying 5 + -3x = 0 Solving 5 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -3x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -3x = 0 + -5 -3x = 0 + -5 Combine like terms: 0 + -5 = -5 -3x = -5 Divide each side by '-3'. x = 1.666666667 Simplifying x = 1.666666667

Subproblem 2

Set the factor '(6 + x)' equal to zero and attempt to solve: Simplifying 6 + x = 0 Solving 6 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + x = 0 + -6 x = 0 + -6 Combine like terms: 0 + -6 = -6 x = -6 Simplifying x = -6

Solution

x = {1.666666667, -6}

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