Answer:
6 chapters/hour
Step-by-step explanation:
42/7=6
Answer:
9
Step-by-step explanation:
8/12=2/3
6/9=2/3
Im not sure what the question is asking but my guess would be c)18.
Answer:

Step-by-step explanation:
So, we are given:

First, we should immediately rule out 0 as an answer. This is because the if
, the equation would be undefined.

Now, cross multiply.


Divide everything by x (and we can do this safely because we already know x cannot be equal to zero).


We didn't run into any possibilities for extraneous solutions.