What are the factors of 16 and 9

Which shows the correct substitution of the values a, b and c from the equation 1=-2x+3x^2+1

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

East black horse $0.25 total budget is $555 it'll cost $115 for other supplies about how many flyers do you think we can buy