Which step could be used to solve X+3.6--1.7 for x in one step? Select two options. Add 3.6 to both sides.
Add -3.6 to both sides.
Add 1.7 to both sides.
Add -1.7 to both sides.
O Subtract 3.6 from both sides.

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.