math 3rd grade
posted by daniel's mom .
INPUT X Output Y
1 1
2 2
3 3
write a rule for the function table
to many years for this mommy to help can someone help me explain this

The output is the same as the input.

that is the answer please see the one above my son answered.

If that is just a dash between the numbers, then Ms Sue is correct.
if it is a negative sign, then
y = x 
it is a negative sign please explain