Write as a fraction with denominator .

Multiply by .

Multiply and .

Write as a fraction with denominator .

Multiply by .

Multiply and .

Combine the numerators over the common denominator.

Factor out of .

Factor out of .

Factor out of .

Factor out of .

Factor out of .

Factor out of .

Multiply by .

Multiply by .

Reorder terms.

Multiply and .

Multiply by .

Factor out of .

Factor out of .

Factor out of .

Rewrite as .

Factor out of .

Rewrite as .

Move the negative in front of the fraction.

Reorder terms.

Combine 1/2(6e-3f-3/4)