Let a
let b
don't understand these questions

F(x)= 4x g(x) =x-1 what is f(x) divided by g(x)

Solve the system of equations y= 3/2 - 1, -x+ y =-3

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