Slope-intercept Form
Review of the slope-intercept form showing how to write an equation given the slope and the y-intercept, and how to write an equation to solve for the y-intercept given the slope and one point.
Rewriting Equations for Slope-intercept Form
Rewriting an equation in slope-intercept form.
Practical Problem: Phone Calls With a Surcharge
Using the slope-intercept form of equation, the amount of a hotel will charge to make a call from the phone in their room is calculated.
Practical Problem: The Cost of Plumbing Repairs
A practical application of the slope-intercept equation involving rate of change is demonstrated.
Practical Problem: Finding the Cost of a Taxi Ride
Writing an equation in slope-intercept form to solve a rate problem.
Examples of Slope-intercept Equations
Some examples of linear equations in slope-intercept form.
Practical Problem in Standard and Slope-intercept Form
Looking at a practical problem from the perspective offered by a slope-intercept solution and from that offered by a standard form equation solution.
Writing a Slope-intercept Equation from a Graph
Constructing a slope-intercept form of equation based on a graph.
Solving Systems with Substitution
An introduction to using the algebraic method of substitution to solve a system of equations in which one of the equations is not in slope-intercept form.
Slope-intercept Form: y = mx b
The slope-intercept form: y = mx b. Problems about rate of change involving two variables are solved using the slope-intercept form of equation.