5x^2+-4x+5x-4=

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


Simplifying
5x2 + -4x + 5x + -4 = 0

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

Combine like terms: -4x + 5x = 1x
-4 + 1x + 5x2 = 0

Solving
-4 + 1x + 5x2 = 0

Solving for variable 'x'.

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

Subproblem 1

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

Subproblem 2

Set the factor '(4 + -5x)' equal to zero and attempt to solve: Simplifying 4 + -5x = 0 Solving 4 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -5x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -5x = 0 + -4 -5x = 0 + -4 Combine like terms: 0 + -4 = -4 -5x = -4 Divide each side by '-5'. x = 0.8 Simplifying x = 0.8

Solution

x = {-1, 0.8}

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