# Lesson 72 – Doodles Do Algebra

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 is more practice, notice problem 2 starts with a 12 before the $a^2$ – it is something I will make more legible once we go to print.

1. $2b-3x$
2. $-4ab+3x^3-2b^2c$