Solve to find x- please help me

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.

The legs of a right triangle measure 6 meters and 8 meters. what is the length of the hypotonuse.

Find the rate of change for the situation.you run 7 miles in one hour and 21 miles in three hours.