Assemble the proof by dragging tiles to the statements and reasons columns

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

Arecipe uses 2 cups of sugar to make 32 brownies. how many cups of sugar are needed to make 72 brownies?

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?