Join IDNLearn.com today and start getting the answers you've been searching for. Get the information you need from our community of experts, who provide detailed and trustworthy answers.

The sum of two numbers is negative thirteen​, and one number is seven​ less than the other. Using the variables m m​ and n n​ to represent the two numbers, write a system of equations that describe the situation. Enter the equations below, separated by a comma.