x^2+x-48=48

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Solution for x^2+x-48=48 equation:


Simplifying
x2 + x + -48 = 48

Reorder the terms:
-48 + x + x2 = 48

Solving
-48 + x + x2 = 48

Solving for variable 'x'.

Reorder the terms:
-48 + -48 + x + x2 = 48 + -48

Combine like terms: -48 + -48 = -96
-96 + x + x2 = 48 + -48

Combine like terms: 48 + -48 = 0
-96 + x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '96' to each side of the equation.
-96 + x + 96 + x2 = 0 + 96

Reorder the terms:
-96 + 96 + x + x2 = 0 + 96

Combine like terms: -96 + 96 = 0
0 + x + x2 = 0 + 96
x + x2 = 0 + 96

Combine like terms: 0 + 96 = 96
x + x2 = 96

The x term is x.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
x + 0.25 + x2 = 96 + 0.25

Reorder the terms:
0.25 + x + x2 = 96 + 0.25

Combine like terms: 96 + 0.25 = 96.25
0.25 + x + x2 = 96.25

Factor a perfect square on the left side:
(x + 0.5)(x + 0.5) = 96.25

Calculate the square root of the right side: 9.810708435

Break this problem into two subproblems by setting 
(x + 0.5) equal to 9.810708435 and -9.810708435.

Subproblem 1

x + 0.5 = 9.810708435 Simplifying x + 0.5 = 9.810708435 Reorder the terms: 0.5 + x = 9.810708435 Solving 0.5 + x = 9.810708435 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = 9.810708435 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = 9.810708435 + -0.5 x = 9.810708435 + -0.5 Combine like terms: 9.810708435 + -0.5 = 9.310708435 x = 9.310708435 Simplifying x = 9.310708435

Subproblem 2

x + 0.5 = -9.810708435 Simplifying x + 0.5 = -9.810708435 Reorder the terms: 0.5 + x = -9.810708435 Solving 0.5 + x = -9.810708435 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = -9.810708435 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = -9.810708435 + -0.5 x = -9.810708435 + -0.5 Combine like terms: -9.810708435 + -0.5 = -10.310708435 x = -10.310708435 Simplifying x = -10.310708435

Solution

The solution to the problem is based on the solutions from the subproblems. x = {9.310708435, -10.310708435}

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