Lamar has 5 times as many rocks as Abraham. Together, they have 102 rocks. How many rocks does Lamar have? How many rocks does Abraham have?

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?

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

Which value would be a solution for x in the inequality 47-4x< 7