Add and subtract rational expressions with factored denominators

The  exercise appears under the Algebra II Math Mission. This exercise practices adding and subtracting rational expressions with factored denominators by manipulating them to have the same denominators.

Types of Problems
There is one type of problem in this exercise:


 * 1) Add/Subtract the following rational expressions.: This problem has two rational expressions that contain a variable. The student is asked to use algebra techniques to add/subtract the expressions, determine the solution, and write it in the space provided in its factored form .Add and subtract rational expressions with factored denominators.PNG

Strategies
Knowledge of basic equation solving techniques, such as cross multiplication and factoring, are encouraged to ensure success on this exercise.
 * 1) There is no concern of extraneous solutions on this exercise.
 * 2) Cross multiplication is recommended to complete this exercise efficiently.

Real-life Applications

 * 1) Rational equations are used to solve certain work rate and distance word problems.