The binomial a squared minus b squared is called a

Which matrix multiplication is possible?

Paco orders an ice cream for $1, but realizes his wallet is at home and he only has 3/20 of $1 with him. if his mom pays the remaining 7/20 of the dollar, how much will she pay? $0.05 $0.15 $0.85 $0.95

Decide whether the rates are equivalent. 96 miles on 4 gallons, 380 miles on 15 gallons