Answer:
step 1. 8.1 = a + 2.4
step 2. a = 8.1 - 2.4
step 3. a = 5 7.
5.7 I pretty sure
Step-by-step explanation:
1 hour = 60 minutes = 3600 seconds = 1/24 day
Divide every number above by 2 to get 1/2 hour and its equivalent numbers.
1/2 hour = 30 minutes = 1800 seconds = 1/12 day
30 calories
n = 12 1/4
do you need me to explain it too? I can! XD ^_^
sorry I don't know
sorry
