Question

Please helppppppppppppppp

Answer 1

-4(9ab^6)

Explanation:

To solve this, you need to multiply the numerator and denominator by the same number to get the new expression.

In the denominator, you would need to multiply ab by 9ab^6 to get 9a^2b^7.

Now, multiply the same thing in the numerator. It would be:

-4(9ab^6)