Record the data in a table with the rows representing the type of music and the columns representing the weeks. What number does element a 12 represent?
Music Store Sales, August
200
150
CDs Sold
100
Type of CDs
Rock
R&B
Rap
Classical
50
Week 1
Week 2
Week 3
Week 4

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

X= 3y - 6 2x - 4y = 8 solve the system of equations using substitution. a) (-12,-2) b) (15,7) c) (21,9) d) (24,10)

Afitness center has 2 membership plans one has a low dollar sign up fee of 15 dollars and costs 38 dollars per month to join. a second plan has a higher sign up fee of 78 dollars but a lower monthly fee of 31 dollars for what number of days of the month is the coat the same