What's the answer to 2 + 3a + 9a? 2+2a? or 14a?

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

What number line represents the solution set for the inequality -1/2 greater than or equal to 4

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.