Question

A restaurant manager wants to purchase 200 sets of dishes. One design costs $25 per set while

Answer 1

Answer:

80 sets costing $25/set

120 sets costing $45/set

Step-by-step explanation:

let x = number of sets costing $25/set

let y = number of sets costing $45/set

we have to build eqautions form the info given

(1) . total sets = 200   x + y =200

(2) . total sets = 7400  25x + 45y = 7400

use the substitution method

(rest of work shown below in the picture)