Lindy works at a pizza restaurant and gets a 10% employee discount. she knows that if she orders d drinks and a medium pizza with t toppings, her total cost can be found using this expression: 0.90(2.25d + 1.40t + 6). what is the total cost for lindy and her friends to order 4 drinks and a medium pizza with 3 toppings? a. $15.69 b. $16.52 c. $28.40 d. $17.28

OPTION D.

Step-by-step explanation:

You know that Lindy's total cost can be found using this expression provided in the exercise:

Where "d" is the number of drinks she orders and "t" is the number of toppings for a medium pizza she orders.

Since she and her friends to order 4 drinks and a medium pizza with 3 toppings, you can find the total cost by substitute values into the given expression.

The values are:

Substituting into the expression and evaluating, you get:

e

step-by-step explanation:

an equation by definition has to have two or more variables (x and 2 in this case)