Lebron wants to put a fence around a community garden plot. the plot is a rectangular shape with a length twice as long as its width. if the plot has an area of 200 feet squared (200ft2), how many feet of fencing will lebron need?

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of