Factor out of .

Factor out of .

Factor out of .

Factor out of .

Factor out of .

Apply the distributive property.

Multiply by .

Rewrite as .

Apply the distributive property.

Apply the distributive property.

Apply the distributive property.

Simplify each term.

Multiply by .

Move to the left of .

Rewrite as .

Rewrite as .

Multiply by .

Subtract from .

Apply the distributive property.

Multiply by .

Multiply by .

Add and .

Subtract from .

Add and .

Reorder terms.

Factor 3(m-1)-4(m-1)^2+3(m-1)^3