Select the correct answer. The steps for solving the given equation are shown below.
8 - 3. = 20
Steps
Justifications
8 - 3.5 - 8 = 20 - 8
-3 = 12
1. Subtraction property of equality
2. Simplification
3. Multiplication property of equality
4. Simplification
???
I= -4
Select the correct equation for the missing step in the table.
O
-3.1.3 = 12 · 3
_3= . (-) = 12. (-1)
O
--31 .(-3) = 12. (-3)
O
-31 • j = 12 1