To write as a fraction with a common denominator, multiply by .

To write as a fraction with a common denominator, multiply by .

Multiply and .

Multiply and .

Raise to the power of .

Raise to the power of .

Use the power rule to combine exponents.

Add and .

Combine the numerators over the common denominator.

Factor out of .

Factor out of .

Factor out of .

Simplify 12/(5y^2)-2/(5yz)