Relax

Respuesta :

Answer:

5r    -5s

Step-by-step explanation:

9r-2s-4r-3s

Combine like terms

9r -4r     -2s -3s

5r    -5s

Answer:

5r - 5s

Step-by-step explanation:

9r-2s-4r-3s

Combine like terms

9r -4r     -2s -3s

5r    -5s