Answer:
44
Step-by-step explanation:
The absolute value symbols turn any negative inside of them to a positive, so your expression is ...
2 + 4·3 +5·7 +1 -6
= 2 +12 +35 +1 -6
= 44
The value of 9 is 9,000 (nine thousand)
Step-by-step explanation:

so... you tells us, which filling rate is the bigger and thus faster one?