We distributed the negative sign, combined like terms, and obtained the simplified expression -2y+2.
Let’s simplify the expression:
(x−y+1)−(x+y−1)
Steps to solve:
1. Distribute the negative sign:
x−y+1−x−y+1
2. Combine like terms:
−y+2−y
3. Combine like terms:
−2y+2
Answer:
−2y+2