What process consists of a logical chain of steps that show that a statement must be true

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?

Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.