Let x be an variable.
\Find the point that is the same distance from
4 and 4 i.e. mid point between
4 and 4.
Mid point "M" = 
Mid point between
4 and 4 is 0.
The distance from
4 to 0 is 4 units.
The distance from 0 to 4 is 4 units.
\So the equation is
.
(Apply additive identity property:
)
Graph of the equation on a number line.
\__equal_5.gif\")
The equation is
.