Shortcut for Solving Equations, A
Any term in an equation can be transferred to the other side if you change the sign. An explanation of this shortcut for solving equations.
Signed Fractions: Solving Equations Whose Solutions Are Negative Numbers or Fractions
This clip explains that, now that we understand signed numbers and fractions, we can solve equations whose solutions are not necessarily whole numbers. The clip states that, "
in general, it doesn't matter whether our equations involve positive or ...
Equation with Binomials in the Denominators, An
The solution to an equation with binomials in the denominators is detailed and checked.
Equation with Rational Expressions: Practice Problem
A problem to practice solving a equations with a rational expression.
Equation with No Solution, An
An equation with binomials in the denominators is solved. When the solution is checked, we find that it is not an allowable solution.
Equations with a Variable and a Constant on Each Side
Strategies for working with equations containing both constant and variables on each side of the equation.
Measurement and Unit Conversion: Measuring Time
This clip explains the basic units of time and unit equivalences, including seconds, minutes, hours, days, weeks, months, years, decades and centuries.
Perimeter: Circles: Circumference, Radius and Diameter
This clip explores the perimeter of circles. "The distance around a circle is called its circumference," the clip explains. "One way to find the circumference of a circle is to know its diameter." The clip then talks about the use of pi ("
the valu...
Perimeter: Finding Unknown Side of a Rectangle When Perimeter and One Side Are Known
This clip uses practical problems and simple equations to explain how the perimeter formula for rectangles can be used to find the length of an unknown side, when the perimeter and length of one side are known.
Commutative, Associative, and Distributive Laws, The
Why the commutative, associative, and distributive laws are important to algebraic operations.