Topic 9: System Of Equations

🔹 Topic 9: System of Equations — Master SAT Algebra

Understanding System of Equations is essential for acing the SAT Math section. This topic tests your ability to solve two or more equations with two variables — a frequent part of the SAT. In this post, we offer three engaging video lessons and tips to help you master systems using elimination, substitution, and graphical methods.

Perfect for students preparing for SAT, LCAT, or NTHP — this is your go-to resource for equations!

📘 Video 1: Basics of System of Equations

Learn how to set up and solve systems using substitution and elimination methods — the basics you must master.

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📘 Video 2: Word Problems with Systems

This video teaches how to translate real-world problems into equations and solve for unknowns.

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📘 Video 3: Solving by Graphing

Graph both equations and find their point of intersection — a useful method when visual solutions are required.

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📝 Quick Tips for SAT Success

• Use elimination when variables are aligned.
• Use substitution when a variable is already isolated.
• Graphing works best for estimating or checking visually.
• Always double-check your solution in both original equations.

Written by Haseeb Ahmad Khattak
Founder – Prepare SAT with Haseeb