Step 6 Objective
Simplify or transform linear expressions by collecting like terms; multiply a single term over a bracket.
- Examples of what pupils should
know and be able to do - Probing questions
- What if pupils find
this a barrier?
Examples of what pupils should know and be able to do
Simplify these expressions:
- 3a + 2b + 2a – b
- 4x + 7 + 3x – 3 – x
- 3(x + 5)
- 12 – (n – 3)
- m(n – p)
- 4(a + 2b) – 2(2a + b)