This video explains how to determine if a system of equations has no solution or infinite solutions by using the method of graphing.

# equations

# Compare Exponential Equations Modeling Account Values

This video explains how to compare three exponential equations.

# Determine if Equations Are Linear or Exponential and Increasing or Decreasing

This video explains how to identify linear and exponential equation as well as determine if the behavior is increasing or decreasing.

# Write Exponential Equations Given Initial Values and Growth or Decay Rate

This video explains how to write exponential equations given the initial value and the percent of change.

# Write Linear Equations to Model a Population with Various Rates of Change

This video explains how to write linear equations to model a population with various constant rates of change.

# Complete a Table of Values for an Exponential Equation in Two Variables

This video explains how to evaluate exponential equations using the table feature of the TI-84.

# Introduction to Exponential Equations in Two Variables

This video introduces linear equations in the form y=a(b)^x.