Practical Problem: Predicting the Costs for a Business
Using a linear equation to calculate the cost of building thirty tables to sell.
Series: Linear Equations And Graphs IV
Subject: graph
Applying the Slope Formula to a Graph
Using the slope formula to plot a graph.
Series: Linear Equations And Graphs II
Subject: graph
Practical Problem: Predicting the Earnings for a Business
Using a linear equation to project earnings for a business.
Series: Linear Equations And Graphs IV
Subject: graph
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.
Series: Linear Equations And Graphs III
Subject: graph
Horizontal and Vertical Lines in Slope-intercept Form
Writing horizontal and vertical line equations in slope-intercept form.
Series: Linear Equations And Graphs III
Subject: graph
Transcript: . THAT MAKES SENSE. THE GRAPH OF THIS EQUATION IS A HORIZONTAL LINE. WE KNOW THAT THE SLOPE OF A HORIZONTAL LINE IS 0. THE Y-INTERCEPT IS THE CONSTANT IN
Equations Where Slope is the Same But y-intercept is Not
Comparing two equations with the same slope but different y-intercepts.
Series: Linear Equations And Graphs III
Subject: graph
Transcript: -INTERCEPTS. WHAT DOES THAT MEAN? THE GRAPH OF THE TWO EQUATIONS SHOWS US THE ANSWER TO THAT. THE LINES FOR THE EQUATIONS ARE PARALLEL TO EACH OTHER. THEY HAVE NO
Finding Rate of Change From a Graphed Line
The procedure for finding rate of change from a graphed line is detailed.
Series: Linear Equations And Graphs II
Subject: graph
Transcript: HOURLY PARKING RATE AT A PARKING LOT, WE THINK ABOUT DOLLARS PER HOUR. THOSE ARE TWO VARIABLES, DOLLARS AND HOURS. ON THIS GRAPH, X STANDS FOR HOURS, Y
System of Two Equations: A Revenue Graph and a Cost Graph
Using a system of equations to plot a business's break-even point.
Subject: graph
Transcript: FOR COST. LET'S LOOK AT THE GRAPHS OF THOSE EQUATIONS FOR A COMPANY THAT MAKES PENS. X IS THE NUMBER OF PENS, Y IS DOLLARS. THIS LINE DESCRIBES THE COST
Graphing the Equation F = 1.8C 32
Graphing the equation F = 1.8C 32 to convert temperatures given in Celsius to Fahrenheit.
Series: Linear Equations And Graphs I
Subject: graph
Transcript: TEMPERATURES. LET'S USE THE EQUATION TO FIND AND GRAPH SOME ORDERED PAIRS. WE'LL LABEL THE X-AXIS C FOR CELSIUS AND THE Y-AXIS F FOR FAHRENHEIT. WE'LL PLACE GRID
Effect of Scale on Slope
The effect of scale on the steepness of a line's slope is illustrating by comparing graphs of interest rates at two different banks.
Series: Linear Equations And Graphs II
Subject: graph
Transcript: NARRATOR: DRAWING CONCLUSIONS BASED ON THE STEEPNESS OF A LINE CAN BE MISLEADING. LOOK AT THESE TWO GRAPHS. THEY SHOW THE INTEREST PAID ON SAVINGS