What is the inverse of the function f(x) = 2x + 1?

h(x) = 1/2x – 1/2
h(x) = 1/2x + 1/2
h(x) = 1/2x – 2
h(x) =1/2 x + 2

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.