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Showing results - 31 to 40 of 61
Finding Slope from Two Ordered Pairs
00:30

Finding Slope from Two Ordered Pairs

Finding slope without a graph.
Series: Linear Equations And Graphs II
Subject: graph
Transcript: .5 MINUS 1.5 IS 3. 6 MINUS 0 IS 6. REDUCE. THE SLOPE IS 1/2. WE DIDN'T NEED THE GRAPH AT ALL.

Practical Problem: Finding the Cost of a Taxi Ride
01:59

Practical Problem: Finding the Cost of a Taxi Ride

Writing an equation in slope-intercept form to solve a rate problem.
Series: Linear Equations And Graphs III
Subject: graph
Transcript: GRAPH THE EQUATION. THE LINE SUGGESTS ALL OF THE POSSIBLE SOLUTIONS.

Examples of Slope-intercept Equations
00:18

Examples of Slope-intercept Equations

Some examples of linear equations in slope-intercept form.
Series: Linear Equations And Graphs III
Subject: graph

Solving a System Using the Same Variable
01:20

Solving a System Using the Same Variable

Practice solving a system of equations with the same variable.
Subject: graph

Finding Equations from Vertical/Horizontal Line Graphs
00:39

Finding Equations from Vertical/Horizontal Line Graphs

Finding the equation represented in a graph.
Series: Linear Equations And Graphs I
Subject: graph
Transcript: NARRATOR: NOW THAT WE KNOW HOW TO GRAPH HORIZONTAL AND VERTICAL LINES FROM EQUATIONS, WE CAN WORK THE OTHER WAY AROUND. WE'LL FIND THE EQUATION FROM

Practical Problem in Standard and Slope-intercept Form
03:53

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.
Series: Linear Equations And Graphs III
Subject: graph

Writing a Slope-intercept Equation from a Graph
01:49

Writing a Slope-intercept Equation from a Graph

Constructing a slope-intercept form of equation based on a graph.
Series: Linear Equations And Graphs III
Subject: graph
Transcript: NARRATOR: SLOPE INTERCEPT FORM CAN MAKE IT EASIER TO WRITE AN EQUATION WHEN WE HAVE ONLY A GRAPH. LOOK AT THIS GRAPH FOR EXAMPLE. HERE'S THE Y

Practical Problem: The Height of a Stack of Newspapers
03:19

Practical Problem: The Height of a Stack of Newspapers

Using the slope-intercept form of equation, a practical problem involving the rate of growth of a stack of newspapers is calculated.
Series: Linear Equations And Graphs IV
Subject: graph

Solving Systems with Substitution
03:03

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.
Subject: graph
Transcript: NARRATOR: TAKE A LOOK AT THIS SYSTEM. THE SECOND EQUATION IS NOT IN SLOPE INTERCEPT FORM. TO GRAPH IT, WE'D HAVE TO CHANGE IT TO SLOPE INTERCEPT

Practical Problem: Pricing a Product and Maximizing Profit
04:59

Practical Problem: Pricing a Product and Maximizing Profit

Using a quadratic equation with two variables to solve a practical problem involving product pricing.
Subject: graph
Transcript: MEAN? LET'S THINK ABOUT THE GRAPH OF THE PROFIT FORMULA. PROFIT IS ON THE Y-AXIS, THE CHARGE FOR THE ALARM IS ON THE X-AXIS. WE'VE ALREADY FOUND THREE