28=-16x^2+44x+4

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Solution for 28=-16x^2+44x+4 equation:


Simplifying
28 = -16x2 + 44x + 4

Reorder the terms:
28 = 4 + 44x + -16x2

Solving
28 = 4 + 44x + -16x2

Solving for variable 'x'.

Combine like terms: 28 + -4 = 24
24 + -44x + 16x2 = 4 + 44x + -16x2 + -4 + -44x + 16x2

Reorder the terms:
24 + -44x + 16x2 = 4 + -4 + 44x + -44x + -16x2 + 16x2

Combine like terms: 4 + -4 = 0
24 + -44x + 16x2 = 0 + 44x + -44x + -16x2 + 16x2
24 + -44x + 16x2 = 44x + -44x + -16x2 + 16x2

Combine like terms: 44x + -44x = 0
24 + -44x + 16x2 = 0 + -16x2 + 16x2
24 + -44x + 16x2 = -16x2 + 16x2

Combine like terms: -16x2 + 16x2 = 0
24 + -44x + 16x2 = 0

Factor out the Greatest Common Factor (GCF), '4'.
4(6 + -11x + 4x2) = 0

Factor a trinomial.
4((3 + -4x)(2 + -1x)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(3 + -4x)' equal to zero and attempt to solve: Simplifying 3 + -4x = 0 Solving 3 + -4x = 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 + -4x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -4x = 0 + -3 -4x = 0 + -3 Combine like terms: 0 + -3 = -3 -4x = -3 Divide each side by '-4'. x = 0.75 Simplifying x = 0.75

Subproblem 2

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

Solution

x = {0.75, 2}

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