Respuesta :

srlt2

Answer:

expanding

commutative prop

factorisation

simplifying

Step-by-step explanation:

elaineandrei93
  1. distributive
  2. commutative
  3. distributive
  4. not sure, but this step is simply simplifying 2+2=4.

The distributive property states that a(b+c) is equal to ab+ac and (a+b)c is equal to ac+bc. The commutative property states that a+b=b+a.

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