VER IMPORTANT NEED HELP ASAP

Is a hotdog... a sandwich?

The probability that a college student belongs to a health club is 0.3. the probability that a college student lives off-campus is 0.4. the probability that a college student belongs to a health club and lives off-campus is 0.12. find the probability that a college student belongs to a health club or lives off-campus. tip: p(a or b) = p(a) + p(b) - p(a and b) 0.54 0.58 0.70 0.82

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?

Solve 2x+y=3 x+y=5 in substitution method