The equation is
.
Apply addition property of equality: Add 3 to each side.
\
(Apply additive inverse property:
)
(Add:
)
Apply division property of equality: Divide each side by 2.
\
(Cancel common terms)
(Divide:
)
Case 1: If a = b,Then
\
Case 2: If a =
b, Then

Graph the solution on a number line.-3_equalto_8.gif\")
The equality solution is {5.5 or
5.5}.