Identify properties used in each step in rewriting the polynomial expression below: (x+5)+3(a+(6x)y)

step 1: 3(a+(6x)y)+(x+5)
step 2: (a+y(6x))+(x+5)
step 3: 3a+y18x+(x+5)

Determine the relationship of ab and cd given the following points

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height

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.