during a snow storm the temp drops from o degrees to -10 degrees in 2 hours. on average, bye how many degrees is the temperature changing per hour.

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Can some one me with these questions

40) linda was making chocolate truffles for the first day of school. the recipe for 20 chocolate truffles is: i cup of cream 2 cups of dark chocolate she noticed this will not be enough truffles for the 42 sure that all students in each homeroom next year. to be sure that all students receive a truffle, linda must adjust her recipe. a. complete the recipe for 42 truffles cups of cream - cups of dark chocolate work: