Given:
The values of input and outputs are given
Output is increasing by 9 for the increase in x values.

520 pages. 390 divided by 3 is 130. Take that times 4 and you get 520. To check it, I took 520 divided by four (or you can multiply by 1/4) and got 130. Hope it helps!
Answer:
x=3n
Step-by-step explanation:
three times as many pencils as ben = 3n
not sure why chloe was included
Answer:
the range is 5-8 hours
Step-by-step explanation:
325+175t=1200
175t=875
875/175
t=5
325+175t=1725
175t=1400
1400/175
t=8
Answer:
11
Step-by-step explanation:
33÷3= 11
11 shows every month