A bag contains 8 red marbles, 12 blue marbles, and 17 green marbles. If one marble is randomly selected from the bag, what is the probability that the marble is red or green?
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If f(x)=x+7 and g(x)=1/x what is (fog)(x)

What is the solution to the system of equation graphed belowa.(0,-4)b.(2,5),1),-3)

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?