x^2-6x+9=149

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Solution for x^2-6x+9=149 equation:


Simplifying
x2 + -6x + 9 = 149

Reorder the terms:
9 + -6x + x2 = 149

Solving
9 + -6x + x2 = 149

Solving for variable 'x'.

Reorder the terms:
9 + -149 + -6x + x2 = 149 + -149

Combine like terms: 9 + -149 = -140
-140 + -6x + x2 = 149 + -149

Combine like terms: 149 + -149 = 0
-140 + -6x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '140' to each side of the equation.
-140 + -6x + 140 + x2 = 0 + 140

Reorder the terms:
-140 + 140 + -6x + x2 = 0 + 140

Combine like terms: -140 + 140 = 0
0 + -6x + x2 = 0 + 140
-6x + x2 = 0 + 140

Combine like terms: 0 + 140 = 140
-6x + x2 = 140

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

Add '9' to each side of the equation.
-6x + 9 + x2 = 140 + 9

Reorder the terms:
9 + -6x + x2 = 140 + 9

Combine like terms: 140 + 9 = 149
9 + -6x + x2 = 149

Factor a perfect square on the left side:
(x + -3)(x + -3) = 149

Calculate the square root of the right side: 12.206555616

Break this problem into two subproblems by setting 
(x + -3) equal to 12.206555616 and -12.206555616.

Subproblem 1

x + -3 = 12.206555616 Simplifying x + -3 = 12.206555616 Reorder the terms: -3 + x = 12.206555616 Solving -3 + x = 12.206555616 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = 12.206555616 + 3 Combine like terms: -3 + 3 = 0 0 + x = 12.206555616 + 3 x = 12.206555616 + 3 Combine like terms: 12.206555616 + 3 = 15.206555616 x = 15.206555616 Simplifying x = 15.206555616

Subproblem 2

x + -3 = -12.206555616 Simplifying x + -3 = -12.206555616 Reorder the terms: -3 + x = -12.206555616 Solving -3 + x = -12.206555616 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = -12.206555616 + 3 Combine like terms: -3 + 3 = 0 0 + x = -12.206555616 + 3 x = -12.206555616 + 3 Combine like terms: -12.206555616 + 3 = -9.206555616 x = -9.206555616 Simplifying x = -9.206555616

Solution

The solution to the problem is based on the solutions from the subproblems. x = {15.206555616, -9.206555616}

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