Introduction to Algebra
5 lessons · 6 variations each
ALG.9.1
2 Represent unknowns using bar models and letters
Represent unknown numbers using letters and bar models
ALG.9.2
3 Algebraic notation and terminology
Use correct algebraic notation and terminology
ALG.9.3
4 Write a word based rule in algebraic form and vice versa
Write a word based rule in algebraic form and vice versa
ALG.9.4
5 Algebraic simplification
Distinguish between like and unlike terms and simplify expressions
ALG.9.5
Algebraic substitution
Substitute values into formulae and expressions