Answer:
The practical domain is about 12-15 hours since if a human sleeps about 7 hours, it gives you an hour to get ready fow work, and an hour for dinner, and getting ready to sleep. this range is inclusive.
Step-by-step explanation:
3 packages because you'll have 15 beads left over. which would complete the use of the packages
since it states that they hired 2 buses
and the equation is coming up with the total number of students ,
the letter b is for the number of students that rode each bus
Answer:
3x +19
Step-by-step explanation:
(9-6-4x+9)+(12+7x-5)
(12-4x)+(7+7x)
3x+19