For i = \-1, what is the sum (7+3i) + (-8+9i) ?

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

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?