The area of a rectangle can be represented by the expression x2 + 4x – 12. the width can be represented by the expression x – 2. which expression represents the length? x – 2(x2 + 4x – 12) simplify the expression for the length.

Ibeg you to me 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?

Sate why the measure of angle d is 120 degrees

Ms. aniston asked seven students in her class to collect pet food cans for a local animal shelter. the dot plot shows the number of food cans collected by each student. each dot represents one student. what is the median of the data set? a. 6 b. 9 c. 7 d. 8