Respuesta :

Answers:

a. diagram b

b. 10.4 - 2.6 = x

c. x = 7.8

d. the solution to the equation is the amount of water (in liters) that was originally in the pitcher.

Explanation:

a. the answer is diagram b because the pitcher "then" contained 10.4 liters, meaning the 2.6 liters added contributed to the total of 10.4 liters.

b. this was derived from the diagram.

c. 10.4 - 2.6 = 7.8, so x = 7.8

i hope this helps! :D