Answer:
Mario bought five books.
Step-by-step explanation:
If Mario bought n magazines, then n is the solution of
23.85 = 12.60 + n*2.25
23.85 - 12.60 = n*2.25
11.25 = n*2.25
n = 11.25/2.25
n = 5
Answer:
(4+4) = 8 (1+1) = 2 then 8 x 2 = 16
so your answer is 16
Step-by-step explanation:
you can use PEMDAS to solve equations like this
6 hours: 1 book
A unit rate is expressed as a quantity of one and shows how much is achieved in 1. In this case you get 6 hours from 1 book.
Hope this helps
Answer:
B
Step-by-step explanation:
the first values represent the inputs, which are the x values and the other values are the outputs which are the y values
