x^2+3-x=46

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Solution for x^2+3-x=46 equation:


Simplifying
x2 + 3 + -1x = 46

Reorder the terms:
3 + -1x + x2 = 46

Solving
3 + -1x + x2 = 46

Solving for variable 'x'.

Reorder the terms:
3 + -46 + -1x + x2 = 46 + -46

Combine like terms: 3 + -46 = -43
-43 + -1x + x2 = 46 + -46

Combine like terms: 46 + -46 = 0
-43 + -1x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '43' to each side of the equation.
-43 + -1x + 43 + x2 = 0 + 43

Reorder the terms:
-43 + 43 + -1x + x2 = 0 + 43

Combine like terms: -43 + 43 = 0
0 + -1x + x2 = 0 + 43
-1x + x2 = 0 + 43

Combine like terms: 0 + 43 = 43
-1x + x2 = 43

The x term is -1x.  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.
-1x + 0.25 + x2 = 43 + 0.25

Reorder the terms:
0.25 + -1x + x2 = 43 + 0.25

Combine like terms: 43 + 0.25 = 43.25
0.25 + -1x + x2 = 43.25

Factor a perfect square on the left side:
(x + -0.5)(x + -0.5) = 43.25

Calculate the square root of the right side: 6.576473219

Break this problem into two subproblems by setting 
(x + -0.5) equal to 6.576473219 and -6.576473219.

Subproblem 1

x + -0.5 = 6.576473219 Simplifying x + -0.5 = 6.576473219 Reorder the terms: -0.5 + x = 6.576473219 Solving -0.5 + x = 6.576473219 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 = 6.576473219 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + x = 6.576473219 + 0.5 x = 6.576473219 + 0.5 Combine like terms: 6.576473219 + 0.5 = 7.076473219 x = 7.076473219 Simplifying x = 7.076473219

Subproblem 2

x + -0.5 = -6.576473219 Simplifying x + -0.5 = -6.576473219 Reorder the terms: -0.5 + x = -6.576473219 Solving -0.5 + x = -6.576473219 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 = -6.576473219 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + x = -6.576473219 + 0.5 x = -6.576473219 + 0.5 Combine like terms: -6.576473219 + 0.5 = -6.076473219 x = -6.076473219 Simplifying x = -6.076473219

Solution

The solution to the problem is based on the solutions from the subproblems. x = {7.076473219, -6.076473219}

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