Question

how to write a pair of negative integers x and y such that
x-y =5
y-x= -4

Answer 1

Answer:

x-y =5.......(1)

y-x=-4..... (2)

from eq (1)

x= 5+y......(3)

put value of x in eq (2)

y-5+y= -4

y-5+y =-4

2y = -4 +5

2y =1

y = 1

2