4x^2-17x+7=4x+4x

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Solution for 4x^2-17x+7=4x+4x equation:


Simplifying
4x2 + -17x + 7 = 4x + 4x

Reorder the terms:
7 + -17x + 4x2 = 4x + 4x

Combine like terms: 4x + 4x = 8x
7 + -17x + 4x2 = 8x

Solving
7 + -17x + 4x2 = 8x

Solving for variable 'x'.

Reorder the terms:
7 + -17x + -8x + 4x2 = 8x + -8x

Combine like terms: -17x + -8x = -25x
7 + -25x + 4x2 = 8x + -8x

Combine like terms: 8x + -8x = 0
7 + -25x + 4x2 = 0

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

Divide each side by '4'.
1.75 + -6.25x + x2 = 0

Move the constant term to the right:

Add '-1.75' to each side of the equation.
1.75 + -6.25x + -1.75 + x2 = 0 + -1.75

Reorder the terms:
1.75 + -1.75 + -6.25x + x2 = 0 + -1.75

Combine like terms: 1.75 + -1.75 = 0.00
0.00 + -6.25x + x2 = 0 + -1.75
-6.25x + x2 = 0 + -1.75

Combine like terms: 0 + -1.75 = -1.75
-6.25x + x2 = -1.75

The x term is -6.25x.  Take half its coefficient (-3.125).
Square it (9.765625) and add it to both sides.

Add '9.765625' to each side of the equation.
-6.25x + 9.765625 + x2 = -1.75 + 9.765625

Reorder the terms:
9.765625 + -6.25x + x2 = -1.75 + 9.765625

Combine like terms: -1.75 + 9.765625 = 8.015625
9.765625 + -6.25x + x2 = 8.015625

Factor a perfect square on the left side:
(x + -3.125)(x + -3.125) = 8.015625

Calculate the square root of the right side: 2.831187913

Break this problem into two subproblems by setting 
(x + -3.125) equal to 2.831187913 and -2.831187913.

Subproblem 1

x + -3.125 = 2.831187913 Simplifying x + -3.125 = 2.831187913 Reorder the terms: -3.125 + x = 2.831187913 Solving -3.125 + x = 2.831187913 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3.125' to each side of the equation. -3.125 + 3.125 + x = 2.831187913 + 3.125 Combine like terms: -3.125 + 3.125 = 0.000 0.000 + x = 2.831187913 + 3.125 x = 2.831187913 + 3.125 Combine like terms: 2.831187913 + 3.125 = 5.956187913 x = 5.956187913 Simplifying x = 5.956187913

Subproblem 2

x + -3.125 = -2.831187913 Simplifying x + -3.125 = -2.831187913 Reorder the terms: -3.125 + x = -2.831187913 Solving -3.125 + x = -2.831187913 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3.125' to each side of the equation. -3.125 + 3.125 + x = -2.831187913 + 3.125 Combine like terms: -3.125 + 3.125 = 0.000 0.000 + x = -2.831187913 + 3.125 x = -2.831187913 + 3.125 Combine like terms: -2.831187913 + 3.125 = 0.293812087 x = 0.293812087 Simplifying x = 0.293812087

Solution

The solution to the problem is based on the solutions from the subproblems. x = {5.956187913, 0.293812087}

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