Use the commutative and/or associative laws to rewrite the given expression. Label each step with a reason.(4 + y) + 7 as y + 11

What will be an ideal response?


(4 + y) + 7 = (y + 4) + 7 Using the commutative law
  = y + (4 + 7)  Using the associative law
  = y + 11  Simplifying

Mathematics

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