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of the math.
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BUILD YOUR FOUNDATION
Algebra 2
Find the patterns. Understand the operations. Build confidence with equations and functions.
EXPAND YOUR PERSPECTIVE
Precalculus
Connect algebra and geometry. Explore functions, coordinates, and the ideas that come next.
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Algebra 2 · Unit 1A · Lesson 1
One-step equations
Keep the equation balanced. Use inverse operations to get the variable alone—and explain why each step works.
Precalculus · Unit 1 · Lesson 1 · Section 1.1
Rectangular coordinates
Give every point a place. Use coordinates to describe position, measure distance, and find the halfway point.
A lesson that goes at your pace.
Watch a video, work through an example, then try it yourself. All notes and answer sheets are available whenever you need them.