(i) Given equation is x +
y + 6 =0
We can rewrite it as ![]()

It is in the form of ![]()
Where
and 
The inclination of the line is ![]()
Therefore 
![]()
![]()
Conclusion: Inclination
of the line is ![]()
![]()
(ii) Given equation is
We can rewrite it as

It is in the form of ![]()
Where
and 
Therefore ![]()
![]()
Conclusion: Inclination of line 3x + 3y + 8 = 0 is ![]()
(iii) Given equation is ![]()
We can rewrite it as ![]()
It is in the form of ![]()
Where
and c = -4
)
![]()
Conclusion: Inclination of the line is ![]()
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