Answer:A
Step-by-step explanation: A is 8d+d, and since d=1, 8d,+1d is equal to 9d
Answer:
6.1555
Step-by-step explanation:
the 5 is infinite in 6.15 such as 6.155555555 it does not stop
Answer:
no I have no answer
Step-by-step explanation:
noooooooooooooo
Answer:
sorry i couldnt help
Step-by-step explanation:
:(
They are the same because 14 is 2*7 and 21 is 3*7.