x − s in g l e roo m s 260 − x − d o u b l e roo m s 69 x + 85 ( 260 − x ) = 21076 69 x + 22100 − 85 x = 21076 − 16 x = 21076 − 22100 − 16 x = − 1024 ∣ : − 16 x = 64 T h ere a re 64 s in g l e roo m s .
By representing the problem in terms of algebraic equations, it becomes clear that the there are** 168 single rooms **and 92 double rooms in the hotel. ;
The hotel has 64 single rooms. This was determined by setting up equations based on the total number of rooms and the total sales for the night. By solving the system of equations, we found that there are also 196 double rooms.
;
Jawaban:lihat di fotoPenjelasan dengan langkah-langkah:lihat di foto