What's is the prpability of rolling a 3 on 8 sided dice and flipping heads?​

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

If u good at math hit me up on insta or sum @basic_jaiden or @ and

Talia took the bus from her home to the bank and then walked back to her home along the same route. the bus traveled at an average speed of 40 km/h and she walked at an average speed of 5 km/h. to determine the time, x, that it took talia to walk home, she used the equation 40(0.9 – x) = 5x. the time of trip 2 is hours. the distance of trip 1 is km.