4x^2-3x-5=-4

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Solution for 4x^2-3x-5=-4 equation:


Simplifying
4x2 + -3x + -5 = -4

Reorder the terms:
-5 + -3x + 4x2 = -4

Solving
-5 + -3x + 4x2 = -4

Solving for variable 'x'.

Reorder the terms:
-5 + 4 + -3x + 4x2 = -4 + 4

Combine like terms: -5 + 4 = -1
-1 + -3x + 4x2 = -4 + 4

Combine like terms: -4 + 4 = 0
-1 + -3x + 4x2 = 0

Factor a trinomial.
(-1 + -4x)(1 + -1x) = 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 '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 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 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

Solution

x = {-0.25, 1}

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