Practical Problem: Homes and Apartments on 100 Acres
Calculating the number of houses and apartments that can be built on a 60-acre parcel of land given the amount of land allowed for each living unit is expressed in a system of equations involving fractions and solved using the least common denominat...
Factor: 3c2 - 13cd 14d2
Practice factoring a trinomial with two different variables: 3c2 - 13cd 14d2.
Solving a Quadratic Equation Using the Quadratic Formula
Quadratic equations that cannot be solved by factoring or the square root method can be solved using the quadratic formula. When an equation is in standard form, the values of a, b, and c, including their signs, can be substituted for the letters in...
Factor: a2 12a 27
Demonstration of a shortcut that can be used to factor a quadratic trinomial with a leading coefficient of 1.
Factor: 8a2 10a 3
Practice factoring: 8a2 10a 3.
Four Basic Tactics for Equations
A summary of the four basic tactics for solving equations.
Graphing Linear Equations with One Variable
How to graph a linear equation with one variable.
Identifying the Slope and y-intercept in an Equation
How to identify and the y-intercept in an equation.
Rules for Multiplying Two Monomials
The rule for multiplying two monomials and an example demonstrating its execution.
Practical Problem: Wages of an Electrician and an Apprentice
Using the elimination method of calculate the hourly pay rates of an electrician and his apprentice on two different jobs given the total cost of each job.