Answer:
Assuming 2 1/4 is a mixed fraction the answer is r= -29/20
Step-by-step explanation:
-2 1/4 = r-4/5
r- 4/5 = - 2 1/4
r- 4/5 = - 9/4
r = -9/4 + 4/5
r = -9*5/4*5 + 4*4/5*4 = -45/20 + 16/20
= (-45+16)/20
= -29/20
