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

Respuesta :

Answer:

D.

Step 4 and step 5

Step-by-step explanation:

Step 1: -6(x + 3) + 10 <-2

Step 2: -6x - 18 + 10 <-2

Step 3: -6x -8<-2

Step 4: -6x<6        - 6x/(-6)> 6/(-6)

Step 5:x<-1             x > - 1