7n^2-48n-64=0

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Solution for 7n^2-48n-64=0 equation:


Simplifying
7n2 + -48n + -64 = 0

Reorder the terms:
-64 + -48n + 7n2 = 0

Solving
-64 + -48n + 7n2 = 0

Solving for variable 'n'.

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

Subproblem 1

Set the factor '(-8 + -7n)' equal to zero and attempt to solve: Simplifying -8 + -7n = 0 Solving -8 + -7n = 0 Move all terms containing n to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + -7n = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -7n = 0 + 8 -7n = 0 + 8 Combine like terms: 0 + 8 = 8 -7n = 8 Divide each side by '-7'. n = -1.142857143 Simplifying n = -1.142857143

Subproblem 2

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

Solution

n = {-1.142857143, 8}

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