7n^2+12=-25n

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Solution for 7n^2+12=-25n equation:


Simplifying
7n2 + 12 = -25n

Reorder the terms:
12 + 7n2 = -25n

Solving
12 + 7n2 = -25n

Solving for variable 'n'.

Reorder the terms:
12 + 25n + 7n2 = -25n + 25n

Combine like terms: -25n + 25n = 0
12 + 25n + 7n2 = 0

Factor a trinomial.
(3 + n)(4 + 7n) = 0

Subproblem 1

Set the factor '(3 + n)' equal to zero and attempt to solve: Simplifying 3 + n = 0 Solving 3 + n = 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 + n = 0 + -3 Combine like terms: 3 + -3 = 0 0 + n = 0 + -3 n = 0 + -3 Combine like terms: 0 + -3 = -3 n = -3 Simplifying n = -3

Subproblem 2

Set the factor '(4 + 7n)' equal to zero and attempt to solve: Simplifying 4 + 7n = 0 Solving 4 + 7n = 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 + 7n = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 7n = 0 + -4 7n = 0 + -4 Combine like terms: 0 + -4 = -4 7n = -4 Divide each side by '7'. n = -0.5714285714 Simplifying n = -0.5714285714

Solution

n = {-3, -0.5714285714}

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