x^2-49x-185=0

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Solution for x^2-49x-185=0 equation:


Simplifying
x2 + -49x + -185 = 0

Reorder the terms:
-185 + -49x + x2 = 0

Solving
-185 + -49x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '185' to each side of the equation.
-185 + -49x + 185 + x2 = 0 + 185

Reorder the terms:
-185 + 185 + -49x + x2 = 0 + 185

Combine like terms: -185 + 185 = 0
0 + -49x + x2 = 0 + 185
-49x + x2 = 0 + 185

Combine like terms: 0 + 185 = 185
-49x + x2 = 185

The x term is -49x.  Take half its coefficient (-24.5).
Square it (600.25) and add it to both sides.

Add '600.25' to each side of the equation.
-49x + 600.25 + x2 = 185 + 600.25

Reorder the terms:
600.25 + -49x + x2 = 185 + 600.25

Combine like terms: 185 + 600.25 = 785.25
600.25 + -49x + x2 = 785.25

Factor a perfect square on the left side:
(x + -24.5)(x + -24.5) = 785.25

Calculate the square root of the right side: 28.022312538

Break this problem into two subproblems by setting 
(x + -24.5) equal to 28.022312538 and -28.022312538.

Subproblem 1

x + -24.5 = 28.022312538 Simplifying x + -24.5 = 28.022312538 Reorder the terms: -24.5 + x = 28.022312538 Solving -24.5 + x = 28.022312538 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '24.5' to each side of the equation. -24.5 + 24.5 + x = 28.022312538 + 24.5 Combine like terms: -24.5 + 24.5 = 0.0 0.0 + x = 28.022312538 + 24.5 x = 28.022312538 + 24.5 Combine like terms: 28.022312538 + 24.5 = 52.522312538 x = 52.522312538 Simplifying x = 52.522312538

Subproblem 2

x + -24.5 = -28.022312538 Simplifying x + -24.5 = -28.022312538 Reorder the terms: -24.5 + x = -28.022312538 Solving -24.5 + x = -28.022312538 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '24.5' to each side of the equation. -24.5 + 24.5 + x = -28.022312538 + 24.5 Combine like terms: -24.5 + 24.5 = 0.0 0.0 + x = -28.022312538 + 24.5 x = -28.022312538 + 24.5 Combine like terms: -28.022312538 + 24.5 = -3.522312538 x = -3.522312538 Simplifying x = -3.522312538

Solution

The solution to the problem is based on the solutions from the subproblems. x = {52.522312538, -3.522312538}

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