Question

y*5-1234=4321

            y=..............

Answer 1

y*5-1234=4321

            y=.......1111.......

Answer 2

y*5-1234=4321

=y*5 = 4321 - 1234

= y*5 = 3087

= y = 3087 / 5

= y = 617,4

Answer 3

y=(4321+1234):5

y=1111