Distribute and Combine Like Terms.notebook
September 19, 2012
Check : Place Value and Signed Number Addition E.C. WKS
Variable Expressions in Simplest Form WKS
L.T. : Simplify Algebraic Expressions by Distribution and combining like terms.
Warm­up : Evaluate Each Expression.
Let x = 2, y = 4, and z = ­2
3(2x +5y) ­ z
1
Distribute and Combine Like Terms.notebook
September 19, 2012
2
Distribute and Combine Like Terms.notebook
September 19, 2012
3
Distribute and Combine Like Terms.notebook
September 19, 2012
Notes on Algebraic Expressions
4x + 7
Coeffiecient
Variable
Constant
Terms
Like Terms
Unlike Terms
2x ­ 3x
5x ­ 3x
2 2
9x + 2y ­ 5x
3y + 5x
7x2 + 5x
4
Distribute and Combine Like Terms.notebook
September 19, 2012
5
Distribute and Combine Like Terms.notebook
September 19, 2012
Distribution (and Combining Like Terms) Notes
5(3x + 6)
___ ___ + ___ ___
____ + ____
(2x ­ 9)4
___ ___ ___ ___
____ ____
­3(5y ­ 6) ­ 10y
___ ___ ___ ___
____ ____
___
___
6
Distribute and Combine Like Terms.notebook
September 19, 2012
7