PART B: A second part is added on to the question in PART A, asking students to find the total pencils Tanya and Michael have if m= 2. This is
the work Sean submitted when he answered this question on his test.
Explain the error that Sean made, and fix Sean's work to provide the
correct answer to this question
Incorrect Work/Solution
(6m + 1) + (4m -4)
= 10m - 3
7m
7m
=7(2)
=14
The expression 7m can be used to find the total
pencils Tanya and Michael have. If m=2, Tanya
and Michael have 14 pencils all together.