Question: how to add and subtract polynomials examples?
Answer: Example: Add the polynomials 5x – 2 + y and –3y + 5x + 2. Solution: 5x – 2 + y + (–3y + 5x + 2) ...  Example: Find the sum of –7x3y + 4x2y2 – 2 and 4x3y + 1 – 8x2y2 Solution: –7x3y + 4x2y2– 2 + 4x3y + 1 – 8x2y2 ...  Example: Simplify –4x + 7 – (5x – 3) ...  Example: ...  Solution: