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Lesson Plan
Curated OER

Solving Systems Using Substitution

For Teachers 7th - 8th
Write a math story for a series of problems using given variables. The class writes stories, showing understanding of strategies in compound sentences. They then solve the equations.
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Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Algebraic Expressions

For Students 9th - 10th Standards
Twenty-six problems cover a variety of topics applied to writing, simplifying, solving and evaluating algebraic expressions. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the...
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Unit Plan
Shmoop University

Shmoop: Basic Algebra: Evaluating Algebraic Expressions

For Students 9th - 10th Standards
The algebra resource examines how to evaluate algebraic expressions. Students learn about the math concept through notes, examples, and practice exercises.