x^2-14x+49=14

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Solution for x^2-14x+49=14 equation:


Simplifying
x2 + -14x + 49 = 14

Reorder the terms:
49 + -14x + x2 = 14

Solving
49 + -14x + x2 = 14

Solving for variable 'x'.

Reorder the terms:
49 + -14 + -14x + x2 = 14 + -14

Combine like terms: 49 + -14 = 35
35 + -14x + x2 = 14 + -14

Combine like terms: 14 + -14 = 0
35 + -14x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-35' to each side of the equation.
35 + -14x + -35 + x2 = 0 + -35

Reorder the terms:
35 + -35 + -14x + x2 = 0 + -35

Combine like terms: 35 + -35 = 0
0 + -14x + x2 = 0 + -35
-14x + x2 = 0 + -35

Combine like terms: 0 + -35 = -35
-14x + x2 = -35

The x term is -14x.  Take half its coefficient (-7).
Square it (49) and add it to both sides.

Add '49' to each side of the equation.
-14x + 49 + x2 = -35 + 49

Reorder the terms:
49 + -14x + x2 = -35 + 49

Combine like terms: -35 + 49 = 14
49 + -14x + x2 = 14

Factor a perfect square on the left side:
(x + -7)(x + -7) = 14

Calculate the square root of the right side: 3.741657387

Break this problem into two subproblems by setting 
(x + -7) equal to 3.741657387 and -3.741657387.

Subproblem 1

x + -7 = 3.741657387 Simplifying x + -7 = 3.741657387 Reorder the terms: -7 + x = 3.741657387 Solving -7 + x = 3.741657387 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + x = 3.741657387 + 7 Combine like terms: -7 + 7 = 0 0 + x = 3.741657387 + 7 x = 3.741657387 + 7 Combine like terms: 3.741657387 + 7 = 10.741657387 x = 10.741657387 Simplifying x = 10.741657387

Subproblem 2

x + -7 = -3.741657387 Simplifying x + -7 = -3.741657387 Reorder the terms: -7 + x = -3.741657387 Solving -7 + x = -3.741657387 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + x = -3.741657387 + 7 Combine like terms: -7 + 7 = 0 0 + x = -3.741657387 + 7 x = -3.741657387 + 7 Combine like terms: -3.741657387 + 7 = 3.258342613 x = 3.258342613 Simplifying x = 3.258342613

Solution

The solution to the problem is based on the solutions from the subproblems. x = {10.741657387, 3.258342613}

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