Bulky Barnyard sells walnuts for $5.34/kg and salted almonds for $7.87/kg. The franchise mixes a total of 15 kg of the two nuts and sells the mix for $6.55/kg. pick a system of equations for finding out how much of each kind of nut they should add to the mix to be making the same revenue as if they were selling the nuts separately.

a.

x+ 5y= 15

5.34x+ 7.87y= 98.25

b.

x + y = 15

5.34x + 7.87y = 98.25

c.

x+ 2y= 15

5.34x+ 7.87y= 98.25

d.

x+ 3y= 15

5.34x+ 7.87y= 98.25

e.

x+ 2y= 85

5.34x+ 7.87y= 98.25