v^2+6v-53=0

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Solution for v^2+6v-53=0 equation:


Simplifying
v2 + 6v + -53 = 0

Reorder the terms:
-53 + 6v + v2 = 0

Solving
-53 + 6v + v2 = 0

Solving for variable 'v'.

Begin completing the square.

Move the constant term to the right:

Add '53' to each side of the equation.
-53 + 6v + 53 + v2 = 0 + 53

Reorder the terms:
-53 + 53 + 6v + v2 = 0 + 53

Combine like terms: -53 + 53 = 0
0 + 6v + v2 = 0 + 53
6v + v2 = 0 + 53

Combine like terms: 0 + 53 = 53
6v + v2 = 53

The v term is 6v.  Take half its coefficient (3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
6v + 9 + v2 = 53 + 9

Reorder the terms:
9 + 6v + v2 = 53 + 9

Combine like terms: 53 + 9 = 62
9 + 6v + v2 = 62

Factor a perfect square on the left side:
(v + 3)(v + 3) = 62

Calculate the square root of the right side: 7.874007874

Break this problem into two subproblems by setting 
(v + 3) equal to 7.874007874 and -7.874007874.

Subproblem 1

v + 3 = 7.874007874 Simplifying v + 3 = 7.874007874 Reorder the terms: 3 + v = 7.874007874 Solving 3 + v = 7.874007874 Solving for variable 'v'. Move all terms containing v to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + v = 7.874007874 + -3 Combine like terms: 3 + -3 = 0 0 + v = 7.874007874 + -3 v = 7.874007874 + -3 Combine like terms: 7.874007874 + -3 = 4.874007874 v = 4.874007874 Simplifying v = 4.874007874

Subproblem 2

v + 3 = -7.874007874 Simplifying v + 3 = -7.874007874 Reorder the terms: 3 + v = -7.874007874 Solving 3 + v = -7.874007874 Solving for variable 'v'. Move all terms containing v to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + v = -7.874007874 + -3 Combine like terms: 3 + -3 = 0 0 + v = -7.874007874 + -3 v = -7.874007874 + -3 Combine like terms: -7.874007874 + -3 = -10.874007874 v = -10.874007874 Simplifying v = -10.874007874

Solution

The solution to the problem is based on the solutions from the subproblems. v = {4.874007874, -10.874007874}

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