I think it’s D but not completely sure!
Answer:
5
Step-by-step explanation:
5rrrrrrrrrrrrrffrrffjfhrhrhrhffhffh
Step-by-step explanation:
the second equation should be multiplied by 9
Use distributive method
5r - 50 = -51
Add 50
5r = -1
Divide by 5
r = -1/5