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An expression is shown below:


3(m + 5 + 9m)


Part A: Write two expressions that are equivalent to the given expression.


Part B: Show that one of your expressions in Part A is equivalent to the given expression using algebraic properties. Explain which properties you used.


Part C: Show that your other expression from Part A is equivalent to the given expression by substituting a number for m.

Verified Answer :

Part A, distribute the 3 to all of the terms in the parentheses
Part B:
Use the addition property to combine like terms
Part C, substitute 1 for m into the other equation to show that both equations are the same

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