4x^2-19x+17=-3+2

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Solution for 4x^2-19x+17=-3+2 equation:


Simplifying
4x2 + -19x + 17 = -3 + 2

Reorder the terms:
17 + -19x + 4x2 = -3 + 2

Combine like terms: -3 + 2 = -1
17 + -19x + 4x2 = -1

Solving
17 + -19x + 4x2 = -1

Solving for variable 'x'.

Reorder the terms:
17 + 1 + -19x + 4x2 = -1 + 1

Combine like terms: 17 + 1 = 18
18 + -19x + 4x2 = -1 + 1

Combine like terms: -1 + 1 = 0
18 + -19x + 4x2 = 0

Begin completing the square.  Divide all terms by
4 the coefficient of the squared term: 

Divide each side by '4'.
4.5 + -4.75x + x2 = 0

Move the constant term to the right:

Add '-4.5' to each side of the equation.
4.5 + -4.75x + -4.5 + x2 = 0 + -4.5

Reorder the terms:
4.5 + -4.5 + -4.75x + x2 = 0 + -4.5

Combine like terms: 4.5 + -4.5 = 0.0
0.0 + -4.75x + x2 = 0 + -4.5
-4.75x + x2 = 0 + -4.5

Combine like terms: 0 + -4.5 = -4.5
-4.75x + x2 = -4.5

The x term is -4.75x.  Take half its coefficient (-2.375).
Square it (5.640625) and add it to both sides.

Add '5.640625' to each side of the equation.
-4.75x + 5.640625 + x2 = -4.5 + 5.640625

Reorder the terms:
5.640625 + -4.75x + x2 = -4.5 + 5.640625

Combine like terms: -4.5 + 5.640625 = 1.140625
5.640625 + -4.75x + x2 = 1.140625

Factor a perfect square on the left side:
(x + -2.375)(x + -2.375) = 1.140625

Calculate the square root of the right side: 1.068000468

Break this problem into two subproblems by setting 
(x + -2.375) equal to 1.068000468 and -1.068000468.

Subproblem 1

x + -2.375 = 1.068000468 Simplifying x + -2.375 = 1.068000468 Reorder the terms: -2.375 + x = 1.068000468 Solving -2.375 + x = 1.068000468 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.375' to each side of the equation. -2.375 + 2.375 + x = 1.068000468 + 2.375 Combine like terms: -2.375 + 2.375 = 0.000 0.000 + x = 1.068000468 + 2.375 x = 1.068000468 + 2.375 Combine like terms: 1.068000468 + 2.375 = 3.443000468 x = 3.443000468 Simplifying x = 3.443000468

Subproblem 2

x + -2.375 = -1.068000468 Simplifying x + -2.375 = -1.068000468 Reorder the terms: -2.375 + x = -1.068000468 Solving -2.375 + x = -1.068000468 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.375' to each side of the equation. -2.375 + 2.375 + x = -1.068000468 + 2.375 Combine like terms: -2.375 + 2.375 = 0.000 0.000 + x = -1.068000468 + 2.375 x = -1.068000468 + 2.375 Combine like terms: -1.068000468 + 2.375 = 1.306999532 x = 1.306999532 Simplifying x = 1.306999532

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.443000468, 1.306999532}

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