Quadrilateral wxyz is on a coordinate plane. segment yz is on the line x+y=7, and segment xw is on the line x+y=3. which statement proves how segments yz and xw are related?
a. they have slopes that are opposite reciprocals of 1 and -1 and are therefore perpendicular
b. they have the same slope of 1 and are therefore parallel
c. they have slopes that are opposite reciprocals of 0 and undefined and are therefore perpendicular
d. they have the same slope of -1 and are therefore parallel

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? 1. define a variable for the situation. 2. write an inequality that represents the situation. 3.solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. 4. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.

15/16 as a decimal rounded to the nearest hundredth

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 california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.