X^2+22X-380=0

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Solution for X^2+22X-380=0 equation:


Simplifying
X2 + 22X + -380 = 0

Reorder the terms:
-380 + 22X + X2 = 0

Solving
-380 + 22X + X2 = 0

Solving for variable 'X'.

Begin completing the square.

Move the constant term to the right:

Add '380' to each side of the equation.
-380 + 22X + 380 + X2 = 0 + 380

Reorder the terms:
-380 + 380 + 22X + X2 = 0 + 380

Combine like terms: -380 + 380 = 0
0 + 22X + X2 = 0 + 380
22X + X2 = 0 + 380

Combine like terms: 0 + 380 = 380
22X + X2 = 380

The X term is 22X.  Take half its coefficient (11).
Square it (121) and add it to both sides.

Add '121' to each side of the equation.
22X + 121 + X2 = 380 + 121

Reorder the terms:
121 + 22X + X2 = 380 + 121

Combine like terms: 380 + 121 = 501
121 + 22X + X2 = 501

Factor a perfect square on the left side:
(X + 11)(X + 11) = 501

Calculate the square root of the right side: 22.383029286

Break this problem into two subproblems by setting 
(X + 11) equal to 22.383029286 and -22.383029286.

Subproblem 1

X + 11 = 22.383029286 Simplifying X + 11 = 22.383029286 Reorder the terms: 11 + X = 22.383029286 Solving 11 + X = 22.383029286 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + X = 22.383029286 + -11 Combine like terms: 11 + -11 = 0 0 + X = 22.383029286 + -11 X = 22.383029286 + -11 Combine like terms: 22.383029286 + -11 = 11.383029286 X = 11.383029286 Simplifying X = 11.383029286

Subproblem 2

X + 11 = -22.383029286 Simplifying X + 11 = -22.383029286 Reorder the terms: 11 + X = -22.383029286 Solving 11 + X = -22.383029286 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + X = -22.383029286 + -11 Combine like terms: 11 + -11 = 0 0 + X = -22.383029286 + -11 X = -22.383029286 + -11 Combine like terms: -22.383029286 + -11 = -33.383029286 X = -33.383029286 Simplifying X = -33.383029286

Solution

The solution to the problem is based on the solutions from the subproblems. X = {11.383029286, -33.383029286}

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