Respuesta :

gmany

Answer:

r ≤ 0

Step-by-step explanation:

13 - r ≥ 13           subtract 13 from both sides

13 - 13 - r ≥ 13 - 13

-r ≥ 0       change the signs

r ≤ 0

Answer:

≥−13

Step-by-step explanation: