To write a polynomial in standard form, simplify and then arrange the terms in descending order.

Apply the distributive property.

Simplify.

Multiply by .

Multiply by .

Multiply by .

Combine the opposite terms in .

Subtract from .

Add and .

Add and .

Subtract from .

Write in Standard Form (3w^2+7wz-5z^2)-(-3w^2+7wz+5z^2)