Washingtonville Central School District
Systems of Equations (Substitutes and Elimination)
With a whopping total of 66 questions, here is a resource that provides a full variety of systems of equations questions using elimination and substitution solution methods.
Curated OER
An Exploration of the Slope of a Line
Students define the slope of a line. In this algebra lesson, students differentiate between parallel and perpendicular lines using their slopes. They rewrite equations in slope intercept form and explain the meaning of the slope.
Curated OER
Transposition Cryptography
Students differentiate the types of cryptosystems and use them to communicate privately. In this algebra lesson, students use substitution and transposition to identify the cryptographs. They send and receive cryptograms as they try...
Curated OER
Write the Equation of a Line Given the Slope and a Point
Students write the equation of a line given the slope and y-intercept. In this algebra instructional activity, students are given a point a the line and the slope of the line and are asked to write an equation of the line. They relate...