Ineedusing euler’s formula (f + v = e + 2), find the number of edges. faces: 25 vertices: 17 edges: ?

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?