Choose the correct solution to x² - 3x = 28

x = -4 and x = 7
x = -4 and x = -7
x = 4 and x = -7
x =4 and x =7

Which expression is equivalent to 3^3 + 2^2?

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 360, a standard deviation of 4, and a margin of error of 2.5%

4+(2+x) can you me solve this problem