=4n^2+3n-10

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Solution for =4n^2+3n-10 equation:


Simplifying
0 = 4n2 + 3n + -10

Reorder the terms:
0 = -10 + 3n + 4n2

Solving
0 = -10 + 3n + 4n2

Solving for variable 'n'.

Combine like terms: 0 + 10 = 10
10 + -3n + -4n2 = -10 + 3n + 4n2 + 10 + -3n + -4n2

Reorder the terms:
10 + -3n + -4n2 = -10 + 10 + 3n + -3n + 4n2 + -4n2

Combine like terms: -10 + 10 = 0
10 + -3n + -4n2 = 0 + 3n + -3n + 4n2 + -4n2
10 + -3n + -4n2 = 3n + -3n + 4n2 + -4n2

Combine like terms: 3n + -3n = 0
10 + -3n + -4n2 = 0 + 4n2 + -4n2
10 + -3n + -4n2 = 4n2 + -4n2

Combine like terms: 4n2 + -4n2 = 0
10 + -3n + -4n2 = 0

Factor a trinomial.
(5 + -4n)(2 + n) = 0

Subproblem 1

Set the factor '(5 + -4n)' equal to zero and attempt to solve: Simplifying 5 + -4n = 0 Solving 5 + -4n = 0 Move all terms containing n to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -4n = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -4n = 0 + -5 -4n = 0 + -5 Combine like terms: 0 + -5 = -5 -4n = -5 Divide each side by '-4'. n = 1.25 Simplifying n = 1.25

Subproblem 2

Set the factor '(2 + n)' equal to zero and attempt to solve: Simplifying 2 + n = 0 Solving 2 + n = 0 Move all terms containing n to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + n = 0 + -2 Combine like terms: 2 + -2 = 0 0 + n = 0 + -2 n = 0 + -2 Combine like terms: 0 + -2 = -2 n = -2 Simplifying n = -2

Solution

n = {1.25, -2}

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