The larger of two numbers is five more than twice the smaller number the sum of the two numbers is 38 find the numbers

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)

Officer brimberry wrote 32 tickets for traffic violations last week, but only 4 tickets this week. what is the percent decrease? give your answer to the nearest tenth of a percent.