I hope I"m doing this right, If it's not lwhat you have learned ignore it.
Simplifying
Y + -10 = 14
Reorder the terms:
-10 + Y = 14
Solving
-10 + Y = 14
Solving for variable 'Y'.
Move all terms containing Y to the left, all other terms to the right.
Add '10' to each side of the equation.
-10 + 10 + Y = 14 + 10
Combine like terms: -10 + 10 = 0
0 + Y = 14 + 10
Y = 14 + 10
Combine like terms: 14 + 10 = 24
Y = 24
Simplifying
Y = 24