Factor out of .

Factor out of .

Factor out of .

Factor out of .

Multiply and .

Factor out of .

Factor out of .

Factor out of .

Factor out of .

Rewrite as .

Rewrite as .

Factor.

Cancel the common factor of .

Cancel the common factor.

Rewrite the expression.

Move to the left of .

Simplify (k+3)/(4k-2)*(12k^2-3)