4n^2-19n=-12

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Solution for 4n^2-19n=-12 equation:


Simplifying
4n2 + -19n = -12

Reorder the terms:
-19n + 4n2 = -12

Solving
-19n + 4n2 = -12

Solving for variable 'n'.

Reorder the terms:
12 + -19n + 4n2 = -12 + 12

Combine like terms: -12 + 12 = 0
12 + -19n + 4n2 = 0

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

Subproblem 1

Set the factor '(3 + -4n)' equal to zero and attempt to solve: Simplifying 3 + -4n = 0 Solving 3 + -4n = 0 Move all terms containing n to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -4n = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -4n = 0 + -3 -4n = 0 + -3 Combine like terms: 0 + -3 = -3 -4n = -3 Divide each side by '-4'. n = 0.75 Simplifying n = 0.75

Subproblem 2

Set the factor '(4 + -1n)' equal to zero and attempt to solve: Simplifying 4 + -1n = 0 Solving 4 + -1n = 0 Move all terms containing n to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1n = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1n = 0 + -4 -1n = 0 + -4 Combine like terms: 0 + -4 = -4 -1n = -4 Divide each side by '-1'. n = 4 Simplifying n = 4

Solution

n = {0.75, 4}

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