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.
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