AC9M7A02Year 7AlgebraPractised on site

AC9M7A02 — Year 7 Algebra

Official Curriculum Content Description:

formulate algebraic expressions using constants, variables, operations and brackets

Worked Examples (1)

Example 1Simplifying Expressions & Collecting Like Terms
Simplify −3x−3y−4x−4y-3x - 3y - 4x - 4y.
Common mistake: Collecting unlike terms (e.g. combining x² and x terms)
Correct Answer:−7x−7y-7x - 7y
Worked Solution:
Group like terms: (−3x+(−4x))+(−3y+(−4y))(-3x + (-4x)) + (-3y + (-4y)) =−7x−7y= -7x - 7y.

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