Solve for x.7x + 14 – 2x = −x + 12 – x − 19a. x = −3b. x = −1c. x = 1d. x = 3

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.

Can someone me with this? i’m not sure what to put for my equations.

Which of the following statements is a true conclusion that can be made from the scaled bargraph?