Answer:
4x -4y
Step-by-step explanation:
5(x-y)-(x-y)
Distribute
5x -5y - x +y
Combine like terms
5x -x -5y +y
Answer:4x-4y
open brackets
5x-5y-x+y
Collect like terms
5x-x-5y+y
4x-4y
