5x^2-28x+19=4

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Solution for 5x^2-28x+19=4 equation:


Simplifying
5x2 + -28x + 19 = 4

Reorder the terms:
19 + -28x + 5x2 = 4

Solving
19 + -28x + 5x2 = 4

Solving for variable 'x'.

Reorder the terms:
19 + -4 + -28x + 5x2 = 4 + -4

Combine like terms: 19 + -4 = 15
15 + -28x + 5x2 = 4 + -4

Combine like terms: 4 + -4 = 0
15 + -28x + 5x2 = 0

Factor a trinomial.
(3 + -5x)(5 + -1x) = 0

Subproblem 1

Set the factor '(3 + -5x)' equal to zero and attempt to solve: Simplifying 3 + -5x = 0 Solving 3 + -5x = 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 + -5x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -5x = 0 + -3 -5x = 0 + -3 Combine like terms: 0 + -3 = -3 -5x = -3 Divide each side by '-5'. x = 0.6 Simplifying x = 0.6

Subproblem 2

Set the factor '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 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 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Solution

x = {0.6, 5}

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