His commission rate would be 4%
480/12000=.04
I am assuming you're doing a Punnet square, so you multiply each one. So on the top left box, it is -45x^2, the top right is 9x, bottom left is 35x, and bottom right is -7.
Answer:
y = 8, x = 4
Step-by-step explanation:
idk whether y is hardcover or paperback of vice versa and i can't explain if there's a timelimit it'll take too long