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Khan Academy
Khan Academy: Systems of Linear Equations Word Problems
In this exercise, students practice solving systems of linear equations in word problems. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
CK-12 Foundation
Ck 12: Algebra: Linear Systems: Solve by Elimination Study Guide
This comprehensive study guide highlights the main terms and formulas needed to review linear systems, specifically solving by elimination. Examples are included.
Other
Quick Math: Graph Equations and Inequalities
This resource is from the QuickMath website that illustrates how to graph equations, inequalities and a system.
National Council of Teachers of Mathematics
Nctm: Illuminations: Algebra Tiles
This resource is about factoring linear and quadratic expressions in one variable, evaluating them at a given value of the variable, multiplying factors to find the expanded form of the expression, and solving linear and quadratic...
Illustrative Mathematics
Illustrative Mathematics: A rei.b: Integer Solutions to Inequality
This task provides an instance of illustrating cluster without being limited to only linear equalities. Aligns with A-REI.B.
Khan Academy
Khan Academy: Graphing Proportional Relationships
Students work with rates of change to graph proportional relationships. They receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.