To divide by a fraction, multiply by its reciprocal.

Rewrite using the commutative property of multiplication.

Move the leading negative in into the numerator.

Factor out of .

Factor out of .

Cancel the common factor.

Rewrite the expression.

Multiply and .

Multiply by .

Multiply by .

Raise to the power of .

Raise to the power of .

Use the power rule to combine exponents.

Add and .

Move the negative in front of the fraction.

Simplify (12/(7y))÷(-(9y)/5)