Kevin and Christy both saved money for their class trip. Kevin saved the same amount each week. The total amount that Kevin saved at the end of every two weeks is shown in the table below.

Christy's savings can be modeled by the equation y = 26x, where y is the total amount of money saved in x weeks. Which statement correctly compares the rates at which Kevin and Christy saved money?

A) Christy saved $3 per week more than Kevin.
B) Kevin saved $10 per week more than Christy.
C) Christy saved $18 per week more than Kevin.
D) Kevin saved $20 per week more than Christy.

Common Core State Standard: CCSS.Math.Content.8.EE.B.5
Grade 8 Mathematics Reference Sheet

Aug 23	Aug 22	Aug 21	Aug 20	Aug 19	Aug 18	Aug 17	Aug 16	Aug 15	Aug 14
Aug 13	Aug 12	Aug 11	Aug 10	Aug 9	Aug 8	Aug 7	Aug 6	Aug 5	Aug 4
Aug 3	Aug 2	Aug 1	Jul 31	Jul 30	Jul 29	Jul 28	Jul 27	Jul 26	Jul 25
Jul 24	Jul 23	Jul 22	Jul 21	Jul 20	Jul 19	Jul 18	Jul 17	Jul 16	Jul 15
Jul 14	Jul 13	Jul 12	Jul 11	Jul 10	Jul 9	Jul 8	Jul 7	Jul 6	Jul 5