1) 16
2) 2
3) 6
4) 70
5) 9
6) 15
7) 20
D=# of tickets sold at the door
a=# of tickets sold in advance
3a+5d=2630
d=a+30
3a+5(a+30)=2630
8a+150=2630
8a=2480
a=310
d=340
310 tickets were sold in advance and 340 tickets were sold at the door.
Answer:
-8 < x < -5 or x > -4
Step-by-step explanation:
(Work cannot be showed due to issue occured)
Let's call the unknown amount of money <em>x</em>
Betty spend 5/12 of her money (5/12)x and had 42 dollars left. Translated,

Solving,



Answer: $72
Answer:
answer is 38 yd
Step-by-step explanation:
area of square =1444 yd^2
z^2=1444 yd^2
z=
yd^2
z=38 yd
Hope this helps u!!