Multiple Choice. Select only one answer.
Which of the following statements could be a correct step in solving this equation:
1
- 7=
2
O
A.
1
-7=
- 12
2.1
B. 3x – 42 = 2(x - 12)
O
C. 3x – 7 = 2(x – 12)
d o
D. 3x – 7 = 2x – 12