x^2-30x-29=0

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Solution for x^2-30x-29=0 equation:


Simplifying
x2 + -30x + -29 = 0

Reorder the terms:
-29 + -30x + x2 = 0

Solving
-29 + -30x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '29' to each side of the equation.
-29 + -30x + 29 + x2 = 0 + 29

Reorder the terms:
-29 + 29 + -30x + x2 = 0 + 29

Combine like terms: -29 + 29 = 0
0 + -30x + x2 = 0 + 29
-30x + x2 = 0 + 29

Combine like terms: 0 + 29 = 29
-30x + x2 = 29

The x term is -30x.  Take half its coefficient (-15).
Square it (225) and add it to both sides.

Add '225' to each side of the equation.
-30x + 225 + x2 = 29 + 225

Reorder the terms:
225 + -30x + x2 = 29 + 225

Combine like terms: 29 + 225 = 254
225 + -30x + x2 = 254

Factor a perfect square on the left side:
(x + -15)(x + -15) = 254

Calculate the square root of the right side: 15.937377451

Break this problem into two subproblems by setting 
(x + -15) equal to 15.937377451 and -15.937377451.

Subproblem 1

x + -15 = 15.937377451 Simplifying x + -15 = 15.937377451 Reorder the terms: -15 + x = 15.937377451 Solving -15 + x = 15.937377451 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '15' to each side of the equation. -15 + 15 + x = 15.937377451 + 15 Combine like terms: -15 + 15 = 0 0 + x = 15.937377451 + 15 x = 15.937377451 + 15 Combine like terms: 15.937377451 + 15 = 30.937377451 x = 30.937377451 Simplifying x = 30.937377451

Subproblem 2

x + -15 = -15.937377451 Simplifying x + -15 = -15.937377451 Reorder the terms: -15 + x = -15.937377451 Solving -15 + x = -15.937377451 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '15' to each side of the equation. -15 + 15 + x = -15.937377451 + 15 Combine like terms: -15 + 15 = 0 0 + x = -15.937377451 + 15 x = -15.937377451 + 15 Combine like terms: -15.937377451 + 15 = -0.937377451 x = -0.937377451 Simplifying x = -0.937377451

Solution

The solution to the problem is based on the solutions from the subproblems. x = {30.937377451, -0.937377451}

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