4x^2-13+10=4x+6

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Solution for 4x^2-13+10=4x+6 equation:


Simplifying
4x2 + -13 + 10 = 4x + 6

Reorder the terms:
-13 + 10 + 4x2 = 4x + 6

Combine like terms: -13 + 10 = -3
-3 + 4x2 = 4x + 6

Reorder the terms:
-3 + 4x2 = 6 + 4x

Solving
-3 + 4x2 = 6 + 4x

Solving for variable 'x'.

Reorder the terms:
-3 + -6 + -4x + 4x2 = 6 + 4x + -6 + -4x

Combine like terms: -3 + -6 = -9
-9 + -4x + 4x2 = 6 + 4x + -6 + -4x

Reorder the terms:
-9 + -4x + 4x2 = 6 + -6 + 4x + -4x

Combine like terms: 6 + -6 = 0
-9 + -4x + 4x2 = 0 + 4x + -4x
-9 + -4x + 4x2 = 4x + -4x

Combine like terms: 4x + -4x = 0
-9 + -4x + 4x2 = 0

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

Divide each side by '4'.
-2.25 + -1x + x2 = 0

Move the constant term to the right:

Add '2.25' to each side of the equation.
-2.25 + -1x + 2.25 + x2 = 0 + 2.25

Reorder the terms:
-2.25 + 2.25 + -1x + x2 = 0 + 2.25

Combine like terms: -2.25 + 2.25 = 0.00
0.00 + -1x + x2 = 0 + 2.25
-1x + x2 = 0 + 2.25

Combine like terms: 0 + 2.25 = 2.25
-1x + x2 = 2.25

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 = 2.25 + 0.25

Reorder the terms:
0.25 + -1x + x2 = 2.25 + 0.25

Combine like terms: 2.25 + 0.25 = 2.5
0.25 + -1x + x2 = 2.5

Factor a perfect square on the left side:
(x + -0.5)(x + -0.5) = 2.5

Calculate the square root of the right side: 1.58113883

Break this problem into two subproblems by setting 
(x + -0.5) equal to 1.58113883 and -1.58113883.

Subproblem 1

x + -0.5 = 1.58113883 Simplifying x + -0.5 = 1.58113883 Reorder the terms: -0.5 + x = 1.58113883 Solving -0.5 + x = 1.58113883 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 = 1.58113883 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + x = 1.58113883 + 0.5 x = 1.58113883 + 0.5 Combine like terms: 1.58113883 + 0.5 = 2.08113883 x = 2.08113883 Simplifying x = 2.08113883

Subproblem 2

x + -0.5 = -1.58113883 Simplifying x + -0.5 = -1.58113883 Reorder the terms: -0.5 + x = -1.58113883 Solving -0.5 + x = -1.58113883 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 = -1.58113883 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + x = -1.58113883 + 0.5 x = -1.58113883 + 0.5 Combine like terms: -1.58113883 + 0.5 = -1.08113883 x = -1.08113883 Simplifying x = -1.08113883

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.08113883, -1.08113883}

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