0=x^2-22x+85

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Solution for 0=x^2-22x+85 equation:


Simplifying
0 = x2 + -22x + 85

Reorder the terms:
0 = 85 + -22x + x2

Solving
0 = 85 + -22x + x2

Solving for variable 'x'.

Combine like terms: 0 + -85 = -85
-85 + 22x + -1x2 = 85 + -22x + x2 + -85 + 22x + -1x2

Reorder the terms:
-85 + 22x + -1x2 = 85 + -85 + -22x + 22x + x2 + -1x2

Combine like terms: 85 + -85 = 0
-85 + 22x + -1x2 = 0 + -22x + 22x + x2 + -1x2
-85 + 22x + -1x2 = -22x + 22x + x2 + -1x2

Combine like terms: -22x + 22x = 0
-85 + 22x + -1x2 = 0 + x2 + -1x2
-85 + 22x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-85 + 22x + -1x2 = 0

Factor a trinomial.
(-17 + x)(5 + -1x) = 0

Subproblem 1

Set the factor '(-17 + x)' equal to zero and attempt to solve: Simplifying -17 + x = 0 Solving -17 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '17' to each side of the equation. -17 + 17 + x = 0 + 17 Combine like terms: -17 + 17 = 0 0 + x = 0 + 17 x = 0 + 17 Combine like terms: 0 + 17 = 17 x = 17 Simplifying x = 17

Subproblem 2

Set the factor '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Solution

x = {17, 5}

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