The equation is .
The point is
(Substitute 1 for x and
for y)
Multiples of 1: 1,2,3,4,5.....
\Multiples of 3: 3,6,9,12......
\The least common multiple of 1 and 3 is 3, the LCD is 3.
Rewrite each fraction using the least common denominator (LCD).
\ and
Rewrite the addition using the LCD.
\ (Add:
)
The point is not a solution of
.