Janet’s car insurance payment decreases by $20 each year. Which expressions represent the total change in her payment, in dollars, after 5 years? Choose all that apply. A 20 2 20 2 20 2 20 2 20 B 10 0 C 5 3 (220) D 220 3 (25) E 210 0.

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

What is the result of adding the system of equations? 2x+y=4 3x-y=6

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?