Simplify the following expression:
-7(3e - 2f + 4) + 6e -2 can someone plz me? i will fail math

Ill mark the brainliest if you me with the these three questions 7,8,9

At 6 1/2 cents per pound of string beans how much does 7 pounds cost

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?