Answer:
8
Step-by-step explanation:

I’m sorry that’s not my level but i would love to help
Answer:
Half of a ton
Step-by-step explanation:
2/3 of the elevator are already full and the elevator already weighs 1/3 of ton.The elevator needs 1/3 more of people to make the elevator full so that would be half of 1/3 of a ton which is a sixth.So add 1/6 and 1/3 together ams you get 1/2.
(5.)
13x + 5 = 83
-5 -5
13x =78
/13 /13
x = 6
(9.)
0.7 , 0.9 , 1.6 , 2.3 , 2.5
median = 1.6