Kerry asked a bank teller to cash a $390 check using a $20 and $50 bills. if the teller gave her a total of 15 bills, how many of each type of bill did she receive?

The bake stars picked 907 apples last weekend at a local orchard they made caramel apples and sold them in the bakery in trays of 6

Would greatly appreciate these 3 answers

Plz 20 points polynomials 1: subtract and simplify (–y^2 – 4y – 8) – (–4y^2 – 6y + 3) 2: multiply and simplify 2x^2 y^3 z^2 · 4xy^4 x^2 3: multiply and simplify (x – 4) (x2 – 5x – 6)