Question

y=-1+3

Answer 1

-1+3???

Answer 2

-1+3
-1+1+1+1

Answer 3

what a question? it's horrible as much as a ghost :)

Answer 4

you know 3=1+1+1 right

Answer 5

you know 1+1 = 2

Answer 6

1+1+1=3

Answer 7

-1+1+1+1 = ?

Answer 8

hey 3-1 or -1+3 is saying the same thing

Answer 9

there is a + infront of 3 we just dont write it

Answer 10

+3-1 = -1+3
you just writing it other way..
1+3 = 3+1
so
-1+3=+3-1