Write two different Inequality that have the solution y<6one inequality should be solved yawing multiplication properties and the other should be solved using division properties

What is sin 7x/4 ? i need on this urgent trig

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.)

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)