Each student wrote a two-step equation. peter wrote 4x - 2 = 10, and andres wrote 16x - 8 = 40. describe one way in which the equations are similar.

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?