n^2+100n-13250=0

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Solution for n^2+100n-13250=0 equation:


Simplifying
n2 + 100n + -13250 = 0

Reorder the terms:
-13250 + 100n + n2 = 0

Solving
-13250 + 100n + n2 = 0

Solving for variable 'n'.

Begin completing the square.

Move the constant term to the right:

Add '13250' to each side of the equation.
-13250 + 100n + 13250 + n2 = 0 + 13250

Reorder the terms:
-13250 + 13250 + 100n + n2 = 0 + 13250

Combine like terms: -13250 + 13250 = 0
0 + 100n + n2 = 0 + 13250
100n + n2 = 0 + 13250

Combine like terms: 0 + 13250 = 13250
100n + n2 = 13250

The n term is 100n.  Take half its coefficient (50).
Square it (2500) and add it to both sides.

Add '2500' to each side of the equation.
100n + 2500 + n2 = 13250 + 2500

Reorder the terms:
2500 + 100n + n2 = 13250 + 2500

Combine like terms: 13250 + 2500 = 15750
2500 + 100n + n2 = 15750

Factor a perfect square on the left side:
(n + 50)(n + 50) = 15750

Calculate the square root of the right side: 125.49900398

Break this problem into two subproblems by setting 
(n + 50) equal to 125.49900398 and -125.49900398.

Subproblem 1

n + 50 = 125.49900398 Simplifying n + 50 = 125.49900398 Reorder the terms: 50 + n = 125.49900398 Solving 50 + n = 125.49900398 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-50' to each side of the equation. 50 + -50 + n = 125.49900398 + -50 Combine like terms: 50 + -50 = 0 0 + n = 125.49900398 + -50 n = 125.49900398 + -50 Combine like terms: 125.49900398 + -50 = 75.49900398 n = 75.49900398 Simplifying n = 75.49900398

Subproblem 2

n + 50 = -125.49900398 Simplifying n + 50 = -125.49900398 Reorder the terms: 50 + n = -125.49900398 Solving 50 + n = -125.49900398 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-50' to each side of the equation. 50 + -50 + n = -125.49900398 + -50 Combine like terms: 50 + -50 = 0 0 + n = -125.49900398 + -50 n = -125.49900398 + -50 Combine like terms: -125.49900398 + -50 = -175.49900398 n = -175.49900398 Simplifying n = -175.49900398

Solution

The solution to the problem is based on the solutions from the subproblems. n = {75.49900398, -175.49900398}

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