Y-(-Y-3)=5

Solution for Y-(-Y-3)=5 equation:

Simplifying
Y + -1(-1Y + -3) = 5

Reorder the terms:
Y + -1(-3 + -1Y) = 5
Y + (-3 * -1 + -1Y * -1) = 5
Y + (3 + 1Y) = 5

Reorder the terms:
3 + Y + 1Y = 5

Combine like terms: Y + 1Y = 2Y
3 + 2Y = 5

Solving
3 + 2Y = 5

Solving for variable 'Y'.

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

Add '-3' to each side of the equation.
3 + -3 + 2Y = 5 + -3

Combine like terms: 3 + -3 = 0
0 + 2Y = 5 + -3
2Y = 5 + -3

Combine like terms: 5 + -3 = 2
2Y = 2

Divide each side by '2'.
Y = 1

Simplifying
Y = 1