m^2+20m+60=4

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Solution for m^2+20m+60=4 equation:


Simplifying
m2 + 20m + 60 = 4

Reorder the terms:
60 + 20m + m2 = 4

Solving
60 + 20m + m2 = 4

Solving for variable 'm'.

Reorder the terms:
60 + -4 + 20m + m2 = 4 + -4

Combine like terms: 60 + -4 = 56
56 + 20m + m2 = 4 + -4

Combine like terms: 4 + -4 = 0
56 + 20m + m2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-56' to each side of the equation.
56 + 20m + -56 + m2 = 0 + -56

Reorder the terms:
56 + -56 + 20m + m2 = 0 + -56

Combine like terms: 56 + -56 = 0
0 + 20m + m2 = 0 + -56
20m + m2 = 0 + -56

Combine like terms: 0 + -56 = -56
20m + m2 = -56

The m term is 20m.  Take half its coefficient (10).
Square it (100) and add it to both sides.

Add '100' to each side of the equation.
20m + 100 + m2 = -56 + 100

Reorder the terms:
100 + 20m + m2 = -56 + 100

Combine like terms: -56 + 100 = 44
100 + 20m + m2 = 44

Factor a perfect square on the left side:
(m + 10)(m + 10) = 44

Calculate the square root of the right side: 6.633249581

Break this problem into two subproblems by setting 
(m + 10) equal to 6.633249581 and -6.633249581.

Subproblem 1

m + 10 = 6.633249581 Simplifying m + 10 = 6.633249581 Reorder the terms: 10 + m = 6.633249581 Solving 10 + m = 6.633249581 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + m = 6.633249581 + -10 Combine like terms: 10 + -10 = 0 0 + m = 6.633249581 + -10 m = 6.633249581 + -10 Combine like terms: 6.633249581 + -10 = -3.366750419 m = -3.366750419 Simplifying m = -3.366750419

Subproblem 2

m + 10 = -6.633249581 Simplifying m + 10 = -6.633249581 Reorder the terms: 10 + m = -6.633249581 Solving 10 + m = -6.633249581 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + m = -6.633249581 + -10 Combine like terms: 10 + -10 = 0 0 + m = -6.633249581 + -10 m = -6.633249581 + -10 Combine like terms: -6.633249581 + -10 = -16.633249581 m = -16.633249581 Simplifying m = -16.633249581

Solution

The solution to the problem is based on the solutions from the subproblems. m = {-3.366750419, -16.633249581}

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