Respuesta :
Answer:
r = -4
Step-by-step explanation:
-4r - 11 = 4r + 21
-8r - 11 = 21
-8r = 32
r = -4
Hopefully this helps!
Brainliest please?
-4r - 11 = 4r + 21
-4r - 4r = 21 + 11
- 8r = 32
r = 32/-8
r = 24
hope that helps :).
-4r - 4r = 21 + 11
- 8r = 32
r = 32/-8
r = 24
hope that helps :).
