b^2-17b+32=0

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Solution for b^2-17b+32=0 equation:


Simplifying
b2 + -17b + 32 = 0

Reorder the terms:
32 + -17b + b2 = 0

Solving
32 + -17b + b2 = 0

Solving for variable 'b'.

Begin completing the square.

Move the constant term to the right:

Add '-32' to each side of the equation.
32 + -17b + -32 + b2 = 0 + -32

Reorder the terms:
32 + -32 + -17b + b2 = 0 + -32

Combine like terms: 32 + -32 = 0
0 + -17b + b2 = 0 + -32
-17b + b2 = 0 + -32

Combine like terms: 0 + -32 = -32
-17b + b2 = -32

The b term is -17b.  Take half its coefficient (-8.5).
Square it (72.25) and add it to both sides.

Add '72.25' to each side of the equation.
-17b + 72.25 + b2 = -32 + 72.25

Reorder the terms:
72.25 + -17b + b2 = -32 + 72.25

Combine like terms: -32 + 72.25 = 40.25
72.25 + -17b + b2 = 40.25

Factor a perfect square on the left side:
(b + -8.5)(b + -8.5) = 40.25

Calculate the square root of the right side: 6.34428877

Break this problem into two subproblems by setting 
(b + -8.5) equal to 6.34428877 and -6.34428877.

Subproblem 1

b + -8.5 = 6.34428877 Simplifying b + -8.5 = 6.34428877 Reorder the terms: -8.5 + b = 6.34428877 Solving -8.5 + b = 6.34428877 Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '8.5' to each side of the equation. -8.5 + 8.5 + b = 6.34428877 + 8.5 Combine like terms: -8.5 + 8.5 = 0.0 0.0 + b = 6.34428877 + 8.5 b = 6.34428877 + 8.5 Combine like terms: 6.34428877 + 8.5 = 14.84428877 b = 14.84428877 Simplifying b = 14.84428877

Subproblem 2

b + -8.5 = -6.34428877 Simplifying b + -8.5 = -6.34428877 Reorder the terms: -8.5 + b = -6.34428877 Solving -8.5 + b = -6.34428877 Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '8.5' to each side of the equation. -8.5 + 8.5 + b = -6.34428877 + 8.5 Combine like terms: -8.5 + 8.5 = 0.0 0.0 + b = -6.34428877 + 8.5 b = -6.34428877 + 8.5 Combine like terms: -6.34428877 + 8.5 = 2.15571123 b = 2.15571123 Simplifying b = 2.15571123

Solution

The solution to the problem is based on the solutions from the subproblems. b = {14.84428877, 2.15571123}

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