2(8n^2-57n+7)=0

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Solution for 2(8n^2-57n+7)=0 equation:


Simplifying
2(8n2 + -57n + 7) = 0

Reorder the terms:
2(7 + -57n + 8n2) = 0
(7 * 2 + -57n * 2 + 8n2 * 2) = 0
(14 + -114n + 16n2) = 0

Solving
14 + -114n + 16n2 = 0

Solving for variable 'n'.

Factor out the Greatest Common Factor (GCF), '2'.
2(7 + -57n + 8n2) = 0

Factor a trinomial.
2((1 + -8n)(7 + -1n)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(1 + -8n)' equal to zero and attempt to solve: Simplifying 1 + -8n = 0 Solving 1 + -8n = 0 Move all terms containing n to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -8n = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -8n = 0 + -1 -8n = 0 + -1 Combine like terms: 0 + -1 = -1 -8n = -1 Divide each side by '-8'. n = 0.125 Simplifying n = 0.125

Subproblem 2

Set the factor '(7 + -1n)' equal to zero and attempt to solve: Simplifying 7 + -1n = 0 Solving 7 + -1n = 0 Move all terms containing n to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1n = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1n = 0 + -7 -1n = 0 + -7 Combine like terms: 0 + -7 = -7 -1n = -7 Divide each side by '-1'. n = 7 Simplifying n = 7

Solution

n = {0.125, 7}

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