Nola purchased2.5 lb of cheese for $10.50 her mother purchased 3 pounds of the same cheesefor $12.60 the cost of she's varies directly with the number of pounds purchased how much does one pound of cheese the cost?

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)