If C(m) = 0.50m + 30 represents the cost of renting a car, how many miles were driven if the cost is $130? 50 miles 80 miles 200 miles 320 miles

As computers and other digital devices have become essential to business and commerce, they have also increasingly become a target for attacks. in order for a company or an individual to use a computing device with confidence, they must first be assured that the device is not compromised in any way and that all communications will be secure

When your using a username and you use the same name for everything your being secure because if someone sites there and uses a few different search engines they wouldn't use just one because they all use differnt web crawlers so they woud have different results. but anyway by typing thag username into those searches they can assume everything they find is probably you because you use the same username for everything.