Use a graphing tool to solve the system. {4x−15y=−432x−3y=−2 which ordered pair is the best estimate for the solution to the system? (5.1, 4.8) (6.5, 5.2) (5.5, 4.3) (4.8, 5.2)

In which source of water would a wave travel the fastest? o ice o cold o room temperature o hot mark this and return save and exit next

Simplify. 4+3/7x-2-2/7x a. 2-5/7x b. 6-1/7x c. 2+1/7x d. 6+5/7x

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?