209 Videos for "system"

Rectangular Coordinate System  Problem 3
Math › Algebra 2 › Graphs of Linear Equations
How to solve for a variable given a point that lies on the line. 
Introduction to the 3D Coordinate System  Concept
Math › Precalculus › Vectors and Parametric Equations
How to define the components and length of a position vector in three dimensions. 
Selling Multiple Items  Problem 2
Math › Algebra › Word Problems Using Systems of Equations
How to set up and solve a system of equations related to selling 2 different products at different prices. 
Introduction to the 3D Coordinate System  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to find the coordinates of the vertices of a rectangular box. 
Selling Multiple Items  Problem 1
Math › Algebra › Word Problems Using Systems of Equations
How to set up and solve a system of equations related to selling tickets to an event at different costs. 
Selling Multiple Items  Concept
Math › Algebra › Word Problems Using Systems of Equations
How to set up a system of equations to represent word problems where someone is selling multiple items. 
Introduction to the 3D Coordinate System  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to find the equation of a sphere with radius r when it is centered at the origin. 
Cramer's Rule  Problem 2
Math › Precalculus › Systems of Linear Equations and Matrices
How to solve a system of three linear equations with three unknowns using Cramer's rule and the TI84 to compute determinants. 
Introduction to the 3D Coordinate System  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to find the components of a vector from point A to point B in threedimensions, and how to find its length. 
Percent Concentrations  Problem 4
Math › Algebra › Word Problems Using Systems of Equations
How to write a system and solve chemistry percent mixture problems 
Sum of Digits  Problem 3
Math › Algebra › Word Problems Using Systems of Equations
Writing a system of equations and solving word problems involving switched digits from a single number 
Mixture Problems  Problem 3
Math › Algebra › Word Problems Using Systems of Equations
Solving mixture word problems that involve amount and cost of items by writing a system of equations 
Coin Word Problems  Concept
Math › Algebra › Word Problems Using Systems of Equations
How to solve word problems about values and number of coins. 
Coin Word Problems  Problem 3
Math › Algebra › Word Problems Using Systems of Equations
Coin, Mixture, and Cost System of Equations Word Problems and solving by getting rid of decimals 
Age Word Problems  Concept
Math › Algebra › Word Problems Using Systems of Equations
How to solve word problems about the ages of two people. 
Work Word Problems  Concept
Math › Algebra › Word Problems Using Systems of Equations
How to solve word problems when 2 people are doing a work job together. 
Selling Multiple Items  Problem 3
Math › Algebra › Word Problems Using Systems of Equations
Technique for writing a system of equations that represents the cost of two different types of items 
Coin Word Problems  Problem 2
Math › Algebra › Word Problems Using Systems of Equations
How to solve word problems about values and number of quarters and nickels. 
Rate Word Problems  Problem 3
Math › Algebra › Word Problems Using Systems of Equations
How to solve word problems involving rates of travel. 
Rate Word Problems  Problem 4
Math › Algebra › Word Problems Using Systems of Equations
Setting up a system of equations to solve a windspeed or current speed word problem