x^2+46x-28=

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Solution for x^2+46x-28= equation:


Simplifying
x2 + 46x + -28 = 0

Reorder the terms:
-28 + 46x + x2 = 0

Solving
-28 + 46x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '28' to each side of the equation.
-28 + 46x + 28 + x2 = 0 + 28

Reorder the terms:
-28 + 28 + 46x + x2 = 0 + 28

Combine like terms: -28 + 28 = 0
0 + 46x + x2 = 0 + 28
46x + x2 = 0 + 28

Combine like terms: 0 + 28 = 28
46x + x2 = 28

The x term is 46x.  Take half its coefficient (23).
Square it (529) and add it to both sides.

Add '529' to each side of the equation.
46x + 529 + x2 = 28 + 529

Reorder the terms:
529 + 46x + x2 = 28 + 529

Combine like terms: 28 + 529 = 557
529 + 46x + x2 = 557

Factor a perfect square on the left side:
(x + 23)(x + 23) = 557

Calculate the square root of the right side: 23.600847442

Break this problem into two subproblems by setting 
(x + 23) equal to 23.600847442 and -23.600847442.

Subproblem 1

x + 23 = 23.600847442 Simplifying x + 23 = 23.600847442 Reorder the terms: 23 + x = 23.600847442 Solving 23 + x = 23.600847442 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-23' to each side of the equation. 23 + -23 + x = 23.600847442 + -23 Combine like terms: 23 + -23 = 0 0 + x = 23.600847442 + -23 x = 23.600847442 + -23 Combine like terms: 23.600847442 + -23 = 0.600847442 x = 0.600847442 Simplifying x = 0.600847442

Subproblem 2

x + 23 = -23.600847442 Simplifying x + 23 = -23.600847442 Reorder the terms: 23 + x = -23.600847442 Solving 23 + x = -23.600847442 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-23' to each side of the equation. 23 + -23 + x = -23.600847442 + -23 Combine like terms: 23 + -23 = 0 0 + x = -23.600847442 + -23 x = -23.600847442 + -23 Combine like terms: -23.600847442 + -23 = -46.600847442 x = -46.600847442 Simplifying x = -46.600847442

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.600847442, -46.600847442}

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