equation of a line 219 videos

Solving Rational Equations with Unlike Denominators
Algebra Rational Expressions and Functions
How to solve rational equations with unlike denominators.
common denominator excluded value 
Solving Equations with fractions and decimals by "Clearing"
PreAlgebra Solving Equations and Inequalities
Solving equations with fractions by multiplying by the least common multiple

Applied Linear Equations: Geometry Problem
Precalculus Linear Equations and Inequalities
How to find the angles of a triangle by creating a linear equation.
word problem angle measure 
Applied Linear Equations: Geometry Problem
Algebra 2 Linear Equations
How to find the angles of a triangle by creating a linear equation.
word problem angle measure 
Solving Exponential Equations with the Different Bases
Precalculus Exponential and Logarithmic Functions
Solving an exponential equation by taking the log of both sides.
exponential function log of both sides 
Using Synthetic Division to Solve an Equation
Algebra 2 Factoring
How to use synthetic division to solve a polynomial equation.
synthetic division solving 
Solving Exponential Equations with the Different Bases
Algebra 2 Inverse, Exponential and Logarithmic Functions
Solving an exponential equation by taking the log of both sides.
exponential function log of both sides 
Converting from Polar Coordinates to Rectangular
Precalculus Polar Coordinates and Complex Numbers
How to convert a polar equation into rectangular form.
polar coordinates rectangular coordinates polar equations lines circles Pythagorean theorem sine cosine tangent 
Function Notation with Logs and Exponentials
Precalculus Exponential and Logarithmic Functions
How to use function notation to solve log equations.
function notation solving log equations 
Function Notation with Logs and Exponentials
Algebra 2 Inverse, Exponential and Logarithmic Functions
How to use function notation to solve log equations.
function notation solving log equations 
Find an Equation of the Polynomial Function
Precalculus Polynomial and Rational Functions
How we identify the equation of a polynomial function when we are given the intercepts of its graph.
polynomial functions cubic functions x intercepts factors end behavior leading coefficient stretch factor 
Solving Equations two variable terms
PreAlgebra Solving Equations and Inequalities
Simplify each side of an equation before solving with two variable terms

Solving Quadratic Equations Using Square Roots
Algebra Quadratic Equations and Functions
How to solve quadratic equations using square roots.
square root 
Solving Quadratic Equations Using Square Roots
Algebra 2 Quadratic Equations and Inequalities
How to solve quadratic equations using square roots.
square root 
The Quadratic Formula
Algebra Quadratic Equations and Functions
How to use the quadratic formula to solve quadratic equations.
quadratic equation quadratic formula coefficient standard form 
Solving Systems using Matrices
Algebra Solving Systems of Equations
How to use matrices to solve a system of equations.
matrix coefficient matrix inverse matrix system of equations 
The Circle
Precalculus Conic Sections
How to use the distance formula to derive the equation for a circle.
circle center radius distance formula equation for a circle 
The Circle
Precalculus Equations of Lines, Parabolas and Circles
How to use the distance formula to derive the equation for a circle.
circle center radius distance formula equation for a circle 
The Circle
Algebra 2 Conic Sections
How to use the distance formula to derive the equation for a circle.
circle center radius distance formula equation for a circle 
Selling Multiple Items
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.
system of equations coefficient elimination