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Equations Involving a Variable Expression in the Denominator


Videos and solutions to help Algebra I students learn how to interpret equations with a variable expression in the denominator.

New York State Common Core Math Module 1, Algebra I, Lesson 18

Related Topics:
Lesson Plans and Worksheets for Algebra I

Lesson Plans and Worksheets for all Grades

More Lessons for Algebra I

Common Core For Algebra I

Student Outcomes

Students interpret equations like 1/x = 3 as two equations "1/x = 3" and "x ≠ 0" ” and “ ” joined by “and.” Students find the solution set for this new system of equations.

Exit Ticket

1. Rewrite the equation (x -2)/(x - 9) = 2 as a system of equations. Then, solve for x.

2. Write an equation that would have the restriction x ≠ -3.

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You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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