A standard number cube is rolled and a card is drawn from a deck of 10 cards numbered 1 to 10. Find P(3 on the number cube and 9 on the card).

Astudent simplified a rational expression as shown.

Can someone me with this problem i don't understand i need

The width of a rectangle is 20 units. can the perimeter p of the rectangle be 64 units when its length x is 11 units? no, because p = 2x + 2(20) no, because p ≠ 2x + 2(20) yes, because p ≠ 2x + 2(20) yes, because p = 2x + 2(20)