Question

If a=4/5 and b= 3/-7, verify that a+b = b+a​

Answer 1

Step-by-step explanation:

4/5 and 3x(-1)/7x(-1)

4/5 and -3/7

LCM OF 4/5 AND -3/7 IS 35

28/35 and -15/35

A+B= 28+(-15)

30

=13