Larry's construction team is working on a project to build several small buildings. They want the overall average time spent on each building to be 15 hours or less. So far, they have spent the following amounts of time on the first four buildings: 17 hours, 10 hours, 19 hours, and 13 hours. How many hours should they spend building the fifth building in order to achieve their goal of an average of 15 hours or less?

Martin likes to make flower bouquets that have 3 daffodils and 4 tulips per vase. a daffodil has a mass of d grams, a tulip has a mass of t grams, and the vase has a mass of u grams. the expression 5(3d + 4t + v) describes the mass of 5 bouquets. match each amount in the situation with the expression that represents it. situation expression number of bouquets mass of one bouquet mass of the tulips in one bouquet 4t mass of the daffodils in one bouquet 3d + 4t + v

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Graph y = -|x| + 2. click on the graph until the correct one appears.