Answer:
19 dollars per student
Step-by-step explanation:
Y=15x+45
150=15x+45
-45 -45
105=15x
105/15=15x/15
7=x
7 hours
Answer:
18
Step-by-step explanation:
400-220 is 180. 180 divided by 10 is 18
Answer:
Step-by-step explanation:
Cm : km
1 : 2.3
x : 69 Cross multily
2.3x = 69
x =
x = 30cm
the distance between the two towns on the map is 30cm