Problema Solution
There are 92 beds in 40 hotel rooms. There are either 2 or 3 beds in each room.
How many beds have 2 rooms?
Answer provided by our tutors
let
x = the number of rooms with 2 beds
y = the number of rooms with 3 beds
x + y = 40
2x + 3y = 92
by solving the above system of equation we find:
x = 28
y = 12
click here to see the step by step solution of the system of equations:
there are 28 rooms with 2 beds.