Twice the difference of a number and 2 is at least 24

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9

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?