Answer: r≈11.28
Step-by-step explanation:
The absolute value of a number can never be negative. That's because it represents the distance of a number from zero on a number line. The number

is

digits to the left of zero on a number line. So, the absolute value of

would be

.
Let me know if you have any questions regarding this problem!
Thanks!
-TetraFish
Without taking out the cost that would be given to the author and publisher it would be $25,893, you just multiply 9.45 by 2,740
He would spend $65.80 on 20 gallons of gas.