Afarmhouse has 19 animals. some are chicken
some are pigs. altogether, there are 50 legs.
how many of each animal are there?

If given an equation of a line such as -1/2x+6 how would you create an equation of a line parallel and perpendicula to this line that goes through another point such as (4,10)

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.