Question

A number decreased by 16 is 13 im in need of finding the number to this because i dont have the first clue on how to do this one.

Answer 1

n-16=13
solve for n

Answer 2

exactly @Loser66
to solve this you need to isolate the n (the number you're looking for) on one side

Answer 3

n-16=13
basically, just add 13+16 to get n

Answer 4

you can do this by adding 16 to both sides, this will get rid of the 16 next to the n