Solve this equation show work -1 1/2+(-1 1/2)

Use set buikder notation to represent the following set: {, -2, -1, 0}

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

The sum of two numbers is 86, and their difference is 20. find the two numbers