(Y+9)(y+8)=0

Solution for (Y+9)(y+8)=0 equation:

Simplifying
(Y + 9)(y + 8) = 0

Reorder the terms:
(9 + Y)(y + 8) = 0

Reorder the terms:
(9 + Y)(8 + y) = 0

Multiply (9 + Y) * (8 + y)
(9(8 + y) + Y(8 + y)) = 0
((8 * 9 + y * 9) + Y(8 + y)) = 0
((72 + 9y) + Y(8 + y)) = 0
(72 + 9y + (8 * Y + y * Y)) = 0
(72 + 9y + (8Y + yY)) = 0

Reorder the terms:
(72 + 8Y + 9y + yY) = 0
(72 + 8Y + 9y + yY) = 0

Solving
72 + 8Y + 9y + yY = 0

Solving for variable 'Y'.

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

Add '-72' to each side of the equation.
72 + 8Y + 9y + -72 + yY = 0 + -72

Reorder the terms:
72 + -72 + 8Y + 9y + yY = 0 + -72

Combine like terms: 72 + -72 = 0
0 + 8Y + 9y + yY = 0 + -72
8Y + 9y + yY = 0 + -72

Combine like terms: 0 + -72 = -72
8Y + 9y + yY = -72

Add '-9y' to each side of the equation.
8Y + 9y + -9y + yY = -72 + -9y

Combine like terms: 9y + -9y = 0
8Y + 0 + yY = -72 + -9y
8Y + yY = -72 + -9y

Reorder the terms:
72 + 8Y + 9y + yY = -72 + -9y + 72 + 9y

Reorder the terms:
72 + 8Y + 9y + yY = -72 + 72 + -9y + 9y

Combine like terms: -72 + 72 = 0
72 + 8Y + 9y + yY = 0 + -9y + 9y
72 + 8Y + 9y + yY = -9y + 9y

Combine like terms: -9y + 9y = 0
72 + 8Y + 9y + yY = 0

The solution to this equation could not be determined.