x(20x-3)-2=0

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Solution for x(20x-3)-2=0 equation:


Simplifying
x(20x + -3) + -2 = 0

Reorder the terms:
x(-3 + 20x) + -2 = 0
(-3 * x + 20x * x) + -2 = 0
(-3x + 20x2) + -2 = 0

Reorder the terms:
-2 + -3x + 20x2 = 0

Solving
-2 + -3x + 20x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-1 + -4x)(2 + -5x) = 0

Subproblem 1

Set the factor '(-1 + -4x)' equal to zero and attempt to solve: Simplifying -1 + -4x = 0 Solving -1 + -4x = 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 + -4x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -4x = 0 + 1 -4x = 0 + 1 Combine like terms: 0 + 1 = 1 -4x = 1 Divide each side by '-4'. x = -0.25 Simplifying x = -0.25

Subproblem 2

Set the factor '(2 + -5x)' equal to zero and attempt to solve: Simplifying 2 + -5x = 0 Solving 2 + -5x = 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 + -5x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -5x = 0 + -2 -5x = 0 + -2 Combine like terms: 0 + -2 = -2 -5x = -2 Divide each side by '-5'. x = 0.4 Simplifying x = 0.4

Solution

x = {-0.25, 0.4}

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