URGENT pls help will mark brainliest, 40 points

Which equation represents a direct linear variationa. y=x2b. y=2/5xc. y=1/xd. y=x+3

Describe the graph of 3x+2> 2 and 3x< 6

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?