Illustrative Mathematics
Summer Swimming
Here is a real-world application for systems of equations. When is it better to pay an enrollment fee and lower daily rate, and when is it better to pay the regular price? The local swim center is having a special offer, reductions in...
Curated OER
Linear Functions of Two Variables
For this linear function worksheet, learners write linear functions, in intercept form, that satisfy given conditions. They find the local linearity for a function. This five-page worksheet contains examples, explanations, and six...
Curated OER
Two-Variable Linear Inequalities
Here is an engaging lesson plan on solving equations with two variables. Have the class rewrite linear equations in the slope intercept form, y=mx + b. They graph the lines using the slope and y-intercepts.
Curated OER
Math Regents Exam: Solving for a Variable in Terms of Another Variable
In this literal equations learning exercise, students solve 7 equations for a specified variable. Students solve two variable equations for one variable in terms of the other.