Y-(-2)=0(x-4)

Solution for Y-(-2)=0(x-4) equation:

Simplifying
Y + -1(-2) = 0(x + -4)

Multiply -1 * -2
Y + 2 = 0(x + -4)

Reorder the terms:
2 + Y = 0(x + -4)

Reorder the terms:
2 + Y = 0(-4 + x)

Anything times zero is zero.
2 + Y = 0(-4 + x)

Solving
2 + Y = 0

Solving for variable 'Y'.

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

Add '-2' to each side of the equation.
2 + -2 + Y = 0 + -2

Combine like terms: 2 + -2 = 0
0 + Y = 0 + -2
Y = 0 + -2

Combine like terms: 0 + -2 = -2
Y = -2

Simplifying
Y = -2