1. Add: (8x - 2y) + (4x + 4y - 6)

2. Subtract: (2p² + q) - (p² + q)

3. Subtract and Simplify: (y² - 3y - 5) - (-y² - 7y + 4)

4. Add: (11a + 4b) + (a + 4b - 2)

Respuesta :

Answer:

The first one is 2(6x-y-3)

Step-by-step explanation:

You have to factor the expression then remove parenthesis then factor the rest then collect like terms.