9y^2-22y+13=0

Solution for 9y^2-22y+13=0 equation:

Simplifying
9y2 + -22y + 13 = 0

Reorder the terms:
13 + -22y + 9y2 = 0

Solving
13 + -22y + 9y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(1 + -1y)(13 + -9y) = 0

Subproblem 1
Set the factor '(1 + -1y)' equal to zero and attempt to solve:

Simplifying
1 + -1y = 0

Solving
1 + -1y = 0

Move all terms containing y to the left, all other terms to the right.

Add '-1' to each side of the equation.
1 + -1 + -1y = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -1y = 0 + -1
-1y = 0 + -1

Combine like terms: 0 + -1 = -1
-1y = -1

Divide each side by '-1'.
y = 1

Simplifying
y = 1
Subproblem 2
Set the factor '(13 + -9y)' equal to zero and attempt to solve:

Simplifying
13 + -9y = 0

Solving
13 + -9y = 0

Move all terms containing y to the left, all other terms to the right.

Add '-13' to each side of the equation.
13 + -13 + -9y = 0 + -13

Combine like terms: 13 + -13 = 0
0 + -9y = 0 + -13
-9y = 0 + -13

Combine like terms: 0 + -13 = -13
-9y = -13

Divide each side by '-9'.
y = 1.444444444

Simplifying
y = 1.444444444
Solution
y = {1, 1.444444444}