Were r all me point thots

What is the solution to the equation 9^(x+1) =27

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

Awasher and a dryer cost $701 combined. the washer costs $51 more than the dryer. what is the cost of the dryer?