Answer:
Davide's age is 10.
L'età di Davide è 10.
Step-by-step explanation:
The average age of Aldo, Bruno, Carlo and Davide is 16 years.
I am going to say that:
x is Aldo's age.
y is Bruno's age.
z is Carlo's age.
w is Davide's age.
Average of the 4 is 16 years.
This means that:
If we do not consider Davide, the mean is 18. So
Replacing in the first equation:
Davide's age is 10.
L'età di Davide è 10.
Step-by-step explanation:
4 gallons per 1/4 capacity = 16 gallons of water to fill the tank to capacity.
16 x 2 = 32 half gallon bottles can be filled
Answer:
- definition of angle bisector
Step-by-step explanation:
<u>First step in proof is:</u>
<u>The reason is:</u>
- definition of angle bisector