How to find the number of combinations of a set.
How to define joint and combined variation.
How to determine the types of transformations, the definition of isometry, and how to say and write a transformation's new image.
How to know when to use combinations or permutations.
The combined law for gases.
How to simplify expressions by distributing and/or combining like terms.
How to define a composition of transformations; how to perform a composition of translations.
Combining capacitors and resistors in electric circuits.
Recognizing and understanding synthesis reactions.
How to add or subtract polynomials.
How to describe a translation; how to interpret ordered pair rules.
How to use the fundamental counting principal.
How to define a rotation and what information is necessary to perform a rotation.
How to identify and describe reflectional symmetry.
How to solve multi-step equations.
How to describe the effect of a reflection, how to describe the effect of the ordered pair rules (x,y) -> (-x, y),(x,y) -> (x, -y), (x,y) -> (y, x).