Question

check that a - b not = b - a
a= -6/7 , b= -4/3

Answer 1

I hope this answer will help you

Answer 2

LEFT HAND SIDE

= a - b

= -6/7 - (-4/3)

= -6/7 + 4/3

= -18 + 28 / 21

= 10/21

RIGHT HAND SIDE

= b - a

= -4/3 - (-6/7)

= -28 + 18 / 21

= -10/21

10/2 not= -10/2

(1) not= (2)