Notes 1 2 Evaluate and Simplify Algebraic Expressions

Notes 1. 2 Evaluate and Simplify Algebraic Expressions

Evaluating Powers

What is the base, exponent and power? 8

Order of Operations: �Step 1: Do operations that occur within grouping symbols. �Step 2: Evaluate powers. �Step 3: Do multiplications and divisions from left to right. �Step 4: Do additions and Subtractions from left to right. �(Please Excuse My Dear Aunt Sally)

Simplify:

Simplify

Evaluate an Algebraic Expression

Evaluate the Algebraic Expression

(Example 3 on page 11) You are selling homemade candles at a craft fair for $3 each. You spend $120 to rent the booth and buy materials for the candles. 1. Write an expression that shows your profit from selling c candles. 2. Find your profit if you sell 75 candles.

Terms Variable term - A term that has a variable part. Constant term - No variable is present. *Each term is separated by an addition or subtraction sign

Simplify 15 m – 9 m 2 n – 1 + 6 n + 5

Simplify

Simplify

Simplify

You send 15 digital images to a printing service that charges $. 80 per print in large format and $. 20 per print in small format. Write and simplify an expression that represents the total cost if n of the 15 prints are in large format. Price of large print x number of large prints + price of small print x number of small prints What if 5 of the prints are in large format?

Homework: �page 13 4 -23, 25 -32, 37 -50, 57 -60