Which equation has the solution x = −4?A. 2(x − 4) = 16B. 3x + 6 − 2x = −2C. 1 4 43 x+=D. (x + 6)3 = −6

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.