What is the sum of 14 and the opposite of 12? a) -26 eliminate b) -2 c) 2 d) 26

Acollege is planning to construct a rectangular parking lot on land bordered on one side by a highway. the plan is to use 680 feet of fencing to fence off the other three sides. what dimensions should the lot have if the enclosed area is to be a maximum?

Find the value of x that will make l ll m

How do you solving the solution of each system using elimination?