She will need 12 seconds because -20•12=-240
Answer:
n=8
Step-by-step explanation:
Swap sides of the equation (8.2n=65.6)
Divide both of the sides by 8.2
Then you get 8
Answer:
24, 91
Step-by-step Explanation:

Answer:
6
Step-by-step explanation:
Trust me it is