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Modeling Tool 
Order of Operations 
Two Numbers 
The Bakery 
Bicycle Race 

Prealgebra Videos 
Solving
a variable equation
How do you solve 5(2x + 7) = 45?
How do you solve an inequality?
What
is PEMDAS?
Order of Operations
Defining Variables
Additive and Multiplicative Inverses
Simplifying and Combining Like Terms
Solving Singlestep Equations
Solving Twostep Equations
Solving Multistep Equations
Solving Equations Variable on Both Sides
Plotting Points and Naming Quadrants
Definition of Slope
Finding the Slope of a Line from a Graph
Graphing Lines using a Table of Values



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