Is there a value for x that will make the following statement true?
(6x – 8 – 15x) + 12 > (6x – 8 – 15x) + 6
Getting students to think about the relationships in the problem prior to mechanically doing procedures.
Thinking about Inequalities
Common Core Standards:
Lim, K. H. (2006). Characterizing students' thinking: Algebraic inequalities and equations. Paper presented at the 28th annual meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education, Mérida, México: Universidad Pedagógica Nacional.