question_answer

If the product of x and y is equal to the product of a and b, which one of the following is correct about their equality?

A)  \[x\times y=a\times b\]

B)  \[x\times a=y\times b\]

C)  Both [a] and [b]

D)  \[x\times b=y\times a\]

E)  None of these