

The equation is
.
To solve an absolute value equation is
,where c > o.
First it can write two equations.
\Equation 1: 

Equation 2: 

Solve equation 1 is
.
Apply addition property of equality:Add 3 to each side.
\
(Add:
)
Apply multiplication property of equality:Multiply each side by 4.
\
(Cancel common terms)
(Multiply:
)
Solve equation 2 is
.
(Add 3 to each side)
(Add:
)
(Multiply each side by 4)
(Cancel common terms)
(Multiply:
)
The solution set is
.