Evaluate 4n when n =13 Evaluate a/b when a = 27 and b=3

Evaluate 3x - 14 when x=6

Evaluate z2 + 8.5 when z =2

Evaluate x(36-y) when x =4 and y = 8

PLEASE HELP!!!

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

What is the solution to the system of equations below? y=-1/3x+6 and y= 1/3x-6ono solutioninfinitely many solutions(-18, 12)(18,0)

Allen wants to buy a hover board that sells for $249.99 and a helmet that is $36.54. how much change will allen receive if he gives the cashier three $100.00 bills?