224-60x+4x^2=80

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Solution for 224-60x+4x^2=80 equation:


Simplifying
224 + -60x + 4x2 = 80

Solving
224 + -60x + 4x2 = 80

Solving for variable 'x'.

Reorder the terms:
224 + -80 + -60x + 4x2 = 80 + -80

Combine like terms: 224 + -80 = 144
144 + -60x + 4x2 = 80 + -80

Combine like terms: 80 + -80 = 0
144 + -60x + 4x2 = 0

Factor out the Greatest Common Factor (GCF), '4'.
4(36 + -15x + x2) = 0

Factor a trinomial.
4((3 + -1x)(12 + -1x)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 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 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Subproblem 2

Set the factor '(12 + -1x)' equal to zero and attempt to solve: Simplifying 12 + -1x = 0 Solving 12 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + -1x = 0 + -12 Combine like terms: 12 + -12 = 0 0 + -1x = 0 + -12 -1x = 0 + -12 Combine like terms: 0 + -12 = -12 -1x = -12 Divide each side by '-1'. x = 12 Simplifying x = 12

Solution

x = {3, 12}

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