6. Multiple Choice. Select only one answer. Tyler is simplifying the expression 6 - 2x + 5 + 4x.
Sele
by
Here is his work:
6 - 2x + 5 + 4x
Step 1: 6 + (- 2x) + 5 + 4x
Step 2: 6 + 5 + 4x + (- 2x)
Step 3: 11 + 2x
Step 4: 13x
When reviewing his work, which of the following is true?
A. There is an error in Step 1
B. There is an error in Step 2
C. There is an error in Step 3
D. There is an error in Step 4
E. None of the above

PlZ hel