The following equation has been solved for x. Match the appropriate property to each step in the justification table. You may use an answer more than once.
a) Addition Property of Equality
b) Subtraction Property of Equality
c) Multiplication Property of Equality
d) Division Property of Equality
e) Distributive Property
Justification
2.
3(2x - 1) = -21
3(2x) + 3(-1) = -21
6x - 3= -21
+3 = +3
6x = -18
- 6 =-6
x = 3
3.
4.