(15y-1)(15y+1)=0

Solution for (15y-1)(15y+1)=0 equation:

Simplifying
(15y + -1)(15y + 1) = 0

Reorder the terms:
(-1 + 15y)(15y + 1) = 0

Reorder the terms:
(-1 + 15y)(1 + 15y) = 0

Multiply (-1 + 15y) * (1 + 15y)
(-1(1 + 15y) + 15y * (1 + 15y)) = 0
((1 * -1 + 15y * -1) + 15y * (1 + 15y)) = 0
((-1 + -15y) + 15y * (1 + 15y)) = 0
(-1 + -15y + (1 * 15y + 15y * 15y)) = 0
(-1 + -15y + (15y + 225y2)) = 0

Combine like terms: -15y + 15y = 0
(-1 + 0 + 225y2) = 0
(-1 + 225y2) = 0

Solving
-1 + 225y2 = 0

Solving for variable 'y'.

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

Add '1' to each side of the equation.
-1 + 1 + 225y2 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 225y2 = 0 + 1
225y2 = 0 + 1

Combine like terms: 0 + 1 = 1
225y2 = 1

Divide each side by '225'.
y2 = 0.004444444444

Simplifying
y2 = 0.004444444444

Take the square root of each side:
y = {-0.066666667, 0.066666667}