Let x be an variable.
\Find the point that is the same distance from
1.5 and 1.5 i.e. mid point between
1.5 and 1.5.
Mid point "M" = 
Mid point between
1.5 and 1.5 is 0.
The distance from
1.5 to 0 is 1.5 units.
The distance from 0 to 1.5 is 1.5 units.
\So the equation is
.
(Apply additive identity property:
)
Graph of the equation on a number line.
\.gif\")
The equation is
.