Lisa solved 3x2 + 1 = 28 as shown. 3x2 + 1 = 28 3x2 = 27 x2 = 9 She concluded that the solutions to this quadratic equation are x = - 9 or x = 9. What are the correct solutions to this quadratic and how did you arrive at your answer?

Viki makes a shade of green icing for her cake by using 3 drops of yellow food coloring for every 4 drops of blue food coloring.

You earn $7.80 an hour working as a dog sitter. You work 12.5 hours during the weekend. How much money do you make?

The cost that a carpet cleaning company charges is directly proportional to the number of rooms cleaned. The cost is $22 for each room. (a) Write a direct variation equation to represent the cost.

What is the product of 0.02 and 0.7

The orchard needs to fills n order for 156 apples using both large and small bags. What is the least number of each type of bag that could be used if each bag is completely filled?

If you flip a coin and roll a 6-sided die, what is the probability that you will flip a heads and roll a 5?

Andrew will roll a number cube and flipping a coin for a probability experiment the faces of a number cube are labeled one through six the coin to land on heads or tails if Andrew Rosen number cube once in flips a coin ones write a list that

Let x be the total number of customers in a one-hour interval and y be the total number of female customers in the same interval. find the joint pmf of x and y.

An adult alligator may weigh 350 pounds. A newly hatched alligator weighs only 1/9 pound. The adult weighs how many times the hathling

A tailor needs 3 2/5 meters of cloth to make a poncho. How many meters does he need to make 15 ponchos of the same size?