The sum of four consecutive even integers is 68. what is twice the smallest among the integers?

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

Asquare parking lot has 6,400 square meters what is the length in meters

X+y=-4 x-y=2 use elimination with adding and subtraction