Question

check which of the following are equivalent - 9 upon 11 and 81 upon - 99​

Answer 1

-9/11=81/-99

Step-by-step explanation:

-×(81/-99)

for bringing denominator in positive form

=-81/99

now,hcf of -81 and 99 is 9

-81÷9/99÷9

=-9/11

so,-9/11=81/-99

Answer 2

Answer:

89/-99 is your answer

plz mark as brainest