Which number sentence shows the correct placement of the decimal point in the product, based on the two factors?

What is the value of x in the following equation? -3x-2=2x+8

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.

What is the mean of the data set 125, 141, 213, 155, 281