Iris has 120 songs on her playlist. each week, she downloads 4 new songs. Write an expression to show the total number of songs on Iris's playlist after 'w' weeks.. (Help please!)

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.

Harry the hook has 7 1/3 pounds of cookie dough.she uses 3/5 of it to bake cookie. how much cookie dough does she use to make cookie?

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25