-3n^2+4n-59=-4n^2

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Solution for -3n^2+4n-59=-4n^2 equation:


Simplifying
-3n2 + 4n + -59 = -4n2

Reorder the terms:
-59 + 4n + -3n2 = -4n2

Solving
-59 + 4n + -3n2 = -4n2

Solving for variable 'n'.

Combine like terms: -3n2 + 4n2 = 1n2
-59 + 4n + 1n2 = -4n2 + 4n2

Combine like terms: -4n2 + 4n2 = 0
-59 + 4n + 1n2 = 0

Begin completing the square.

Move the constant term to the right:

Add '59' to each side of the equation.
-59 + 4n + 59 + n2 = 0 + 59

Reorder the terms:
-59 + 59 + 4n + n2 = 0 + 59

Combine like terms: -59 + 59 = 0
0 + 4n + n2 = 0 + 59
4n + n2 = 0 + 59

Combine like terms: 0 + 59 = 59
4n + n2 = 59

The n term is 4n.  Take half its coefficient (2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
4n + 4 + n2 = 59 + 4

Reorder the terms:
4 + 4n + n2 = 59 + 4

Combine like terms: 59 + 4 = 63
4 + 4n + n2 = 63

Factor a perfect square on the left side:
(n + 2)(n + 2) = 63

Calculate the square root of the right side: 7.937253933

Break this problem into two subproblems by setting 
(n + 2) equal to 7.937253933 and -7.937253933.

Subproblem 1

n + 2 = 7.937253933 Simplifying n + 2 = 7.937253933 Reorder the terms: 2 + n = 7.937253933 Solving 2 + n = 7.937253933 Solving for variable 'n'. 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 = 7.937253933 + -2 Combine like terms: 2 + -2 = 0 0 + n = 7.937253933 + -2 n = 7.937253933 + -2 Combine like terms: 7.937253933 + -2 = 5.937253933 n = 5.937253933 Simplifying n = 5.937253933

Subproblem 2

n + 2 = -7.937253933 Simplifying n + 2 = -7.937253933 Reorder the terms: 2 + n = -7.937253933 Solving 2 + n = -7.937253933 Solving for variable 'n'. 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 = -7.937253933 + -2 Combine like terms: 2 + -2 = 0 0 + n = -7.937253933 + -2 n = -7.937253933 + -2 Combine like terms: -7.937253933 + -2 = -9.937253933 n = -9.937253933 Simplifying n = -9.937253933

Solution

The solution to the problem is based on the solutions from the subproblems. n = {5.937253933, -9.937253933}

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