Diego chose a number to represent the input of the machine shown and `40` was the result. What is the input? I think it is 14, but i dont know how to explain and show my work.

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

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%