4x(x-3)+5=0

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Solution for 4x(x-3)+5=0 equation:


Simplifying
4x(x + -3) + 5 = 0

Reorder the terms:
4x(-3 + x) + 5 = 0
(-3 * 4x + x * 4x) + 5 = 0
(-12x + 4x2) + 5 = 0

Reorder the terms:
5 + -12x + 4x2 = 0

Solving
5 + -12x + 4x2 = 0

Solving for variable 'x'.

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

Subproblem 1

Set the factor '(1 + -2x)' equal to zero and attempt to solve: Simplifying 1 + -2x = 0 Solving 1 + -2x = 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 + -2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2x = 0 + -1 -2x = 0 + -1 Combine like terms: 0 + -1 = -1 -2x = -1 Divide each side by '-2'. x = 0.5 Simplifying x = 0.5

Subproblem 2

Set the factor '(5 + -2x)' equal to zero and attempt to solve: Simplifying 5 + -2x = 0 Solving 5 + -2x = 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 + -2x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -2x = 0 + -5 -2x = 0 + -5 Combine like terms: 0 + -5 = -5 -2x = -5 Divide each side by '-2'. x = 2.5 Simplifying x = 2.5

Solution

x = {0.5, 2.5}

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