On tuesday, wendy and her friend purchased 3 sandwiches and 2 drink for $15.75. on friday, wendy purchased 2 sandwiches and 1 drink at the same restaurant for $9.85. how much does one sandwich cost?

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

Give me the equations of two lines that have the same slope but are not parallel.

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,