1.32-9y^2=-3.09

Solution for 1.32-9y^2=-3.09 equation:

Simplifying
1.32 + -9y2 = -3.09

Solving
1.32 + -9y2 = -3.09

Solving for variable 'y'.

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

Add '-1.32' to each side of the equation.
1.32 + -1.32 + -9y2 = -3.09 + -1.32

Combine like terms: 1.32 + -1.32 = 0.00
0.00 + -9y2 = -3.09 + -1.32
-9y2 = -3.09 + -1.32

Combine like terms: -3.09 + -1.32 = -4.41
-9y2 = -4.41

Divide each side by '-9'.
y2 = 0.49

Simplifying
y2 = 0.49

Take the square root of each side:
y = {-0.7, 0.7}