n(n+6)=7

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Solution for n(n+6)=7 equation:


Simplifying
n(n + 6) = 7

Reorder the terms:
n(6 + n) = 7
(6 * n + n * n) = 7
(6n + n2) = 7

Solving
6n + n2 = 7

Solving for variable 'n'.

Reorder the terms:
-7 + 6n + n2 = 7 + -7

Combine like terms: 7 + -7 = 0
-7 + 6n + n2 = 0

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

Subproblem 1

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

Subproblem 2

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

Solution

n = {-7, 1}

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