Question

The cost of an order of 10 hamburgers, 9 fries, and 3 shakes can be represented by the polynomial 10h + 9f + 3s. Find the cost of the order if hamburgers are $1.89 each, fries are $.79 each, and shakes are $1.49 each.

Answer 1

1.89*10=18.9
.79*9=7.11
1.49*3=4.47

10h+9f+3s= 30.48