1. Simplifying Algebraic Expressions
Combining like terms
October 6, 2015

2. Term
A number, variable, or the product of numbers and variables

3. Coefficient
A number that is multiplied by a variable

4. Like Terms Terms with the same variable raised to the same power
Coefficients do not have to be the same
Constants (numbers) are also like terms

5. Examples:
Like Terms
Unlike Terms

6. Find the like terms
½ 5a y2 7t x2
4z k y2
2t ½ a

7. As a class:
4x + 5x =
36y2 + 4y2 =
15y – 5y =
50 – 30 =

8. 3(x – 1 + 2) = 3x – = 3x + 3
3x(2x – 3 + 4) = _________ = _________