change of variables 73 videos

Solving Equations two variable terms
PreAlgebra Solving Equations and Inequalities
Simplify each side of an equation before solving with two variable terms

Absolute Value Inequality Graphs in Two Variables
Algebra Absolute Value
How to solve and graph absolute value inequalities with x and y.
inequality absolute value graphing inequalities with two variables 
The Method of Substitution
Calculus Antiderivatives and Differential Equations
How to evaluate an indefinite integral using the method of substitution.
antidifferentiation method of substitution change of variables derivatives differential 
Simple Substitutions
Calculus Antiderivatives and Differential Equations
How to use the method of substitution to avoid common integration mistakes.
antidifferentiation method of substitution change of variables derivatives differential 
Absolute Value Inequalities
Algebra Absolute Value
How to solve and graph absolute value inequalities with one variable.
inequality absolute value graphing inequalities with one variable 
Introduction to Functions
Algebra 2 Functions
How to define a function.
function dependent variable independent variable 
Graphing 2 Variable Inequalities
Algebra Solving and Graphing Inequalities
How to graph inequalities in the xy plane.
inequality y = mx+b Cartesian Coordinate plane shading 
Solving One Variable Inequalities
PreAlgebra Solving Equations and Inequalities
How to solve one step inequalities

Graphing 2 Variable Inequalities
Precalculus Linear Equations and Inequalities
How to graph inequalities in the xy plane.
inequality y = mx+b Cartesian Coordinate plane shading 
Solving Equations  one variable term
PreAlgebra Solving Equations and Inequalities
Solving two step equations with integers

Instantaneous Velocity
Physics Linear and Projectile Motion
How to find instantaneous velocity.
instantaneous velocity changes in distance change in time 
Solving for a Parameter in a Linear Equation
Algebra 2 Linear Equations
How to solve for a parameter in a simple linear equation.
solving for a parameter variable 
Solving for a Parameter in a Linear Equation
Precalculus Linear Equations and Inequalities
How to solve for a parameter in a simple linear equation.
solving for a parameter variable 
Definition of Slope
Algebra Linear Equations and Their Graphs
How to understand the idea of slope.
slope change ratio fraction 
Evaporation
Physics Heat Transfer and Change of Phase
Understanding the process of evaporation.
evaporation phase change 
Condensation
Physics Heat Transfer and Change of Phase
Understanding the process of condensation.
condensation phase change