SAT Inequalities Explained
How to solve every type of SAT inequality question, including compound inequalities and systems with feasible regions.
Solve Like an Equation, Flip on Negatives
You can add, subtract, multiply, and divide inequalities just like equations — with one exception: flipping the sign when you multiply or divide by a negative number.
Systems of Inequalities
For 'which point is in the solution region' questions, graph both inequalities in Desmos and look for the overlap. The point you pick must be in the darkened region of both.
Related Posts
- SAT Systems of Equations: The Complete Cheat Sheet
Three techniques — substitution, elimination, and graphing with Desmos — cover every SAT system of equations question.
- How to Use Desmos on the Digital SAT
A tactical guide to using the built-in Desmos graphing calculator on the Digital SAT Math section — the shortcuts that save the most time.
Practice on 1600.now
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