Factor the polynomial below. 9x squared minus 16y squared

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have