Chapter+7

Chapter 7

7.1 Order of Operations https://www.khanacademy.org/math/arithmetic/multiplication-division/order_of_operations/v/introduction-to-order-of-operations

7.2 Squares, Cubes, and Roots

Exponents: https://www.khanacademy.org/math/arithmetic/exponents-radicals/world-of-exponents/v/understanding-exponents-2 https://www.khanacademy.org/math/arithmetic/exponents-radicals/world-of-exponents/v/understanding-exponents

Square Roots: https://www.khanacademy.org/math/arithmetic/exponents-radicals/radical-radicals/v/understanding-square-roots

7.3 Understanding Variables https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/equations_beginner/v/variables-expressions-and-equations