Heart of Algebra

Linear equations, inequalities, systems, and functions.

This section contains 4 topics with 0 subtopics, 52 practice problems and 52 flashcards. Each topic includes comprehensive written notes, worked examples with detailed solutions, and interactive lessons for hands-on practice.

Topics Covered

• Linear Equations and Inequalities — Solve linear equations and inequalities - core SAT skill
• Functions — Master function notation, evaluation, and transformations for SAT
• Systems of Linear Equations — Solve systems of linear equations using substitution, elimination, and graphing.
• Linear Inequalities and Graphs — Graph linear inequalities and solve systems of linear inequalities.

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