Which equation below is a direct variation?
a. 0.005x=y
b. x 2 = y
c. y 2/3 = x
d. y = 2x 6

Give all possible names for the line shown. calculation tip: lines can be written with either point first.

Which graph represents the equation y =4x

At the beginning of the year, adrian's savings account balance was \$28$28. each week, he deposits another \$15$15 into that account, and he doesn't spend any of his savings. is his savings account balance proportional to the number of weeks since the start of the year?