Answer:
78qt= 19.5 U.S. gallons
Step-by-step explanation:
I think it may be the ability to get the correct/same answer (percision) to within 40 feet.
Answer: 10
Step-by-step explanation:(-x)(5y)(-2x)
=(-5xy)(-2x)
=10x^2y
therefore,the coefficient of the equation is 10.