Answer:
because I said so....that's why
Answer:
7/4
Step-by-step explanation:
its d because 4/7 =7/4
To do this problem, you gotta cross-multiply. SO,

multiplied by

12 times 14 = 168
21 times 3 = 63
Then the final answer is
Answer:
a = 729/3^-1
Step-by-step explanation: