Doodles Do Algebra – Lesson 55

Update: This Lesson Is Part of Book 3 of Doodles Do Algebra: “The Basic Math of Algebra” available on Amazon.

Worksheet:

Available in the book, “The Basic Math of Algebra, Book 3 of Doodles Do Algebra“

Today we start learning how to multiply polynomials that include negative quantities. We take the basic mechanics that your child learned last week and add the concept of negative and positives. The concepts to recall are negative times a negative is a positive and negative times a positive is a negative.

Problem 2.$-8bc+12bd+2ac-3ad$