7n(n+6)-8n(2-n)=

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Solution for 7n(n+6)-8n(2-n)= equation:


Simplifying
7n(n + 6) + -8n(2 + -1n) = 0

Reorder the terms:
7n(6 + n) + -8n(2 + -1n) = 0
(6 * 7n + n * 7n) + -8n(2 + -1n) = 0
(42n + 7n2) + -8n(2 + -1n) = 0
42n + 7n2 + (2 * -8n + -1n * -8n) = 0
42n + 7n2 + (-16n + 8n2) = 0

Reorder the terms:
42n + -16n + 7n2 + 8n2 = 0

Combine like terms: 42n + -16n = 26n
26n + 7n2 + 8n2 = 0

Combine like terms: 7n2 + 8n2 = 15n2
26n + 15n2 = 0

Solving
26n + 15n2 = 0

Solving for variable 'n'.

Factor out the Greatest Common Factor (GCF), 'n'.
n(26 + 15n) = 0

Subproblem 1

Set the factor 'n' equal to zero and attempt to solve: Simplifying n = 0 Solving n = 0 Move all terms containing n to the left, all other terms to the right. Simplifying n = 0

Subproblem 2

Set the factor '(26 + 15n)' equal to zero and attempt to solve: Simplifying 26 + 15n = 0 Solving 26 + 15n = 0 Move all terms containing n to the left, all other terms to the right. Add '-26' to each side of the equation. 26 + -26 + 15n = 0 + -26 Combine like terms: 26 + -26 = 0 0 + 15n = 0 + -26 15n = 0 + -26 Combine like terms: 0 + -26 = -26 15n = -26 Divide each side by '15'. n = -1.733333333 Simplifying n = -1.733333333

Solution

n = {0, -1.733333333}

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