8. Which equations show a proportional relationship between jandk?
Select all that apply.
A. j = 2/ 9k
B. 3j = 7k
C. j = k +6
D. j = 5( k +1)
E. 1/2 j = 10k

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done

Which equation represents a line that passes through the point (9, -4) and has a slope of 3/5?

What is the equation of the parabola with focus (-1,-1) and directrix y=1?