2. Algebra Tiles and Variables

A variable in my own words is consistent patterns, it also exists in many differing amounts of types.

3. Finding Perimeter and Combining Like Terms

To find the perimeter of this shape, you must combine like terms, and then you’ll get your perimeter of the shape.

4. Meanings of Minus

subtraction
negative
take away
hyphen/dash
difference
opposite
less than
Withdraw
loan
spending
loss of yards
backwards
down/decrease/under/smaller/below
deduct
remove
discount
giving to some one

5. Representing Expressions on an Expression Mat

X-1-(2x-3)

6. Using Zeroes to Simplify

You can zero pair by: having a negative and positive on the same side of the expression mat or having either a 2 negatives on the different part of the expression mat or having 2 positives on the different part of the expression mat.

7. Legal Moves for Simplifying and Comparing Expressions

You can either zero pair or balance sets

8. Solutions of an Equation

You can solve “x” in an equation by: if we know the value of “x”. We can’t use “x” if we don’t know the value of “x” is.