20X^2+55X+30=0

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Solution for 20X^2+55X+30=0 equation:


Simplifying
20X2 + 55X + 30 = 0

Reorder the terms:
30 + 55X + 20X2 = 0

Solving
30 + 55X + 20X2 = 0

Solving for variable 'X'.

Factor out the Greatest Common Factor (GCF), '5'.
5(6 + 11X + 4X2) = 0

Factor a trinomial.
5((2 + X)(3 + 4X)) = 0

Ignore the factor 5.

Subproblem 1

Set the factor '(2 + X)' equal to zero and attempt to solve: Simplifying 2 + X = 0 Solving 2 + X = 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 + X = 0 + -2 Combine like terms: 2 + -2 = 0 0 + X = 0 + -2 X = 0 + -2 Combine like terms: 0 + -2 = -2 X = -2 Simplifying X = -2

Subproblem 2

Set the factor '(3 + 4X)' equal to zero and attempt to solve: Simplifying 3 + 4X = 0 Solving 3 + 4X = 0 Move all terms containing X to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + 4X = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 4X = 0 + -3 4X = 0 + -3 Combine like terms: 0 + -3 = -3 4X = -3 Divide each side by '4'. X = -0.75 Simplifying X = -0.75

Solution

X = {-2, -0.75}

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