n^2-n-148=0

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Solution for n^2-n-148=0 equation:


Simplifying
n2 + -1n + -148 = 0

Reorder the terms:
-148 + -1n + n2 = 0

Solving
-148 + -1n + n2 = 0

Solving for variable 'n'.

Begin completing the square.

Move the constant term to the right:

Add '148' to each side of the equation.
-148 + -1n + 148 + n2 = 0 + 148

Reorder the terms:
-148 + 148 + -1n + n2 = 0 + 148

Combine like terms: -148 + 148 = 0
0 + -1n + n2 = 0 + 148
-1n + n2 = 0 + 148

Combine like terms: 0 + 148 = 148
-1n + n2 = 148

The n term is -1n.  Take half its coefficient (-0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
-1n + 0.25 + n2 = 148 + 0.25

Reorder the terms:
0.25 + -1n + n2 = 148 + 0.25

Combine like terms: 148 + 0.25 = 148.25
0.25 + -1n + n2 = 148.25

Factor a perfect square on the left side:
(n + -0.5)(n + -0.5) = 148.25

Calculate the square root of the right side: 12.175795662

Break this problem into two subproblems by setting 
(n + -0.5) equal to 12.175795662 and -12.175795662.

Subproblem 1

n + -0.5 = 12.175795662 Simplifying n + -0.5 = 12.175795662 Reorder the terms: -0.5 + n = 12.175795662 Solving -0.5 + n = 12.175795662 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '0.5' to each side of the equation. -0.5 + 0.5 + n = 12.175795662 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + n = 12.175795662 + 0.5 n = 12.175795662 + 0.5 Combine like terms: 12.175795662 + 0.5 = 12.675795662 n = 12.675795662 Simplifying n = 12.675795662

Subproblem 2

n + -0.5 = -12.175795662 Simplifying n + -0.5 = -12.175795662 Reorder the terms: -0.5 + n = -12.175795662 Solving -0.5 + n = -12.175795662 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '0.5' to each side of the equation. -0.5 + 0.5 + n = -12.175795662 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + n = -12.175795662 + 0.5 n = -12.175795662 + 0.5 Combine like terms: -12.175795662 + 0.5 = -11.675795662 n = -11.675795662 Simplifying n = -11.675795662

Solution

The solution to the problem is based on the solutions from the subproblems. n = {12.675795662, -11.675795662}

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