Respuesta :

Answer:

r + 2

Step-by-step explanation:

To determine which expression evaluates to 5, substitute r = 3 into each expression and evaluate

r - 8 = 3 - 8 = - 5 ≠ 5

r + 2 = 3 + 2 = 5 ← evaluation gives 5

15 - 3 = 12 ≠ 5

3 + 8 = 11 ≠ 5

Answer:

r+2

Step-by-step explanation: