Can someone help me please

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.