4x = student tickets, 7x = adult tickets
4(120) + 7x = 1500
480 + 7x = 1500
7x = 1020
X = 145 adult tickets
Answer:
4 cm
Step-by-step explanation:

Answer:
Step-by-step explanation:
3n+15=75
three times a number is 3n. +15 is 15 more.
3n+15=75 subtract 15 from both sides to get the 3n alone
3n=60 divide by 3 to get the n by itself
n=20
1,2,3,4,5,6,7,8,9,10---1,2 are the only ones that are under 3 (not including 3, remember)
2/10 or 1/5
Range= difference between highest and lowest number. 9-1=8. Range is 8
Mode = number that occurs the most. 3 occurs once, 4 occurs 5 times, nine occurs once, and 1 occurs twice. Thus, the mode is 4