Respuesta :

9514 1404 393

Answer:

  21 pounds

Step-by-step explanation:

Let x represent the number of pounds of Type A coffee in the blend. Then the number of pounds of Type B coffee is 4x, and the cost of the blend is ...

  4.35x +5.40(4x) = 544.95

  25.95x = 544.95 . . . . . . . . . . simplify

  x = 21 . . . . . . . . . . . . . . . divide by 25.95

21 pounds of Type A coffee were used.