34=5x+x^2+6

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Solution for 34=5x+x^2+6 equation:


Simplifying
34 = 5x + x2 + 6

Reorder the terms:
34 = 6 + 5x + x2

Solving
34 = 6 + 5x + x2

Solving for variable 'x'.

Combine like terms: 34 + -6 = 28
28 + -5x + -1x2 = 6 + 5x + x2 + -6 + -5x + -1x2

Reorder the terms:
28 + -5x + -1x2 = 6 + -6 + 5x + -5x + x2 + -1x2

Combine like terms: 6 + -6 = 0
28 + -5x + -1x2 = 0 + 5x + -5x + x2 + -1x2
28 + -5x + -1x2 = 5x + -5x + x2 + -1x2

Combine like terms: 5x + -5x = 0
28 + -5x + -1x2 = 0 + x2 + -1x2
28 + -5x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
28 + -5x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
-28 + 5x + x2 = 0

Move the constant term to the right:

Add '28' to each side of the equation.
-28 + 5x + 28 + x2 = 0 + 28

Reorder the terms:
-28 + 28 + 5x + x2 = 0 + 28

Combine like terms: -28 + 28 = 0
0 + 5x + x2 = 0 + 28
5x + x2 = 0 + 28

Combine like terms: 0 + 28 = 28
5x + x2 = 28

The x term is 5x.  Take half its coefficient (2.5).
Square it (6.25) and add it to both sides.

Add '6.25' to each side of the equation.
5x + 6.25 + x2 = 28 + 6.25

Reorder the terms:
6.25 + 5x + x2 = 28 + 6.25

Combine like terms: 28 + 6.25 = 34.25
6.25 + 5x + x2 = 34.25

Factor a perfect square on the left side:
(x + 2.5)(x + 2.5) = 34.25

Calculate the square root of the right side: 5.852349955

Break this problem into two subproblems by setting 
(x + 2.5) equal to 5.852349955 and -5.852349955.

Subproblem 1

x + 2.5 = 5.852349955 Simplifying x + 2.5 = 5.852349955 Reorder the terms: 2.5 + x = 5.852349955 Solving 2.5 + x = 5.852349955 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.5' to each side of the equation. 2.5 + -2.5 + x = 5.852349955 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = 5.852349955 + -2.5 x = 5.852349955 + -2.5 Combine like terms: 5.852349955 + -2.5 = 3.352349955 x = 3.352349955 Simplifying x = 3.352349955

Subproblem 2

x + 2.5 = -5.852349955 Simplifying x + 2.5 = -5.852349955 Reorder the terms: 2.5 + x = -5.852349955 Solving 2.5 + x = -5.852349955 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.5' to each side of the equation. 2.5 + -2.5 + x = -5.852349955 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = -5.852349955 + -2.5 x = -5.852349955 + -2.5 Combine like terms: -5.852349955 + -2.5 = -8.352349955 x = -8.352349955 Simplifying x = -8.352349955

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.352349955, -8.352349955}

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