Lesson 24 · Equations, Inequalities and Line Graphs

Graphs of Equations in Two Variables

MathematicsSubject

14 minEstimated read

Activity 24.3

What you needTwo chalked axes on the floor meeting at a corner, marked evenly from 0 to 6.

MethodEach student works out their own y for the called equation and stands at their point.

Then change itCall out y = 2x + 4, then y = 3x + 1, and watch what changes.

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