Question

verify the property x × y =y× z of the rational number by using x=-5/7 and y=14/15​

Answer 1

is it x*y=y*x if yes then your answer is below:

x=-5/7 and y = 14/15

LHS:. X*Y
=-5/7*14/15
=3*(-2)
=-6

RHS:. Y*X
=14/15*(-5)/7
=-2*3
=-6

LHS =RHS proved

Answer 2

Answer:

yes X x Y=YxX

I hope that's correct

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