What is the solution set of (x l x<-3) (x l x>5)? 1.all real numbers
2.all numbers except -3 and 5
3. the empty set
4.the numbers between -3 and 5
due today!!

Which expression is equivalent to -5(3x - 6/7)

Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?