A trail mix is made up of peanuts that cost p dollars per pound and dried fruit that costs d dollars per pound. Ab 3

3

pound of peanuts and 7 pound of dried fruit costs $6.50. A blend of pound of peanuts and 7 pound of dried fi

$4.50. Which matrix equation can be used to solve for the cost of 1 pound of peanuts and the cost of 1 pound of

3

8.50

اه انا بباط

1

d

4.50

6.50

O

حه انا في ال

4.50

4

1450)