IDNLearn.com: Your trusted source for finding accurate answers. Our platform offers detailed and accurate responses from experts, helping you navigate any topic with confidence.
Answer:
Step-by-step explanation:
12/9h - 7/10 = =1/9h - 5/4
13/9h - 7/10 = -5/4
13/9h = 14/20 - 25/20
13/9h = -11/20
h= -99/260