Select the correct answer.
Irene made a mistake when she solved this inequality:
Step 1: -6(x + 3) + 10 < -2
Step 2: -6x − 18 + 10 < -2
Step 3: -6x − 8 < -2
Step 4: -6x < 6
Step 5: x < -1
Between which two consecutive steps did Irene make a mistake?
A.
step 1 and step 2
B.
step 2 and step 3
C.
step 3 and step 4
D.
step 4 and step 5
1 answer
C. step 3 and step 4