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Solving Literal Equations

Subject Area: Mathematics (B.E.S.T.) | Grade Level: 9
Lesson Length: 15 minutes or less
Keywords/Tags: literal equations
Lesson Description: In this lesson, students will learn how to solve for any variable in a multi-variable equation. Students will watch and listen as the presenter demonstrates six examples that explain step-by-step how to solve literal equations.

Other MFA.EI.4: Students will solve literal equations.

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Video : How to Solve LITERAL EQUATIONS

Instructions: Please watch the following video as many times as needed before starting to go through other lesson pages. Understanding the content of the video is very important since the lesson activities will be all about this video content.

Description: Learn how to solve literal equations in this video provided by your math tutor.

Quiz : Solving Literal Equations

Instructions: Please complete this quiz by choosing the correct answer for each question. You can take this quiz as many times needed.

Question #1

What is the first step in solving literal equations?

A) multiply or divide

B) add or subtract

C) locate the variable

Question #2

The 2nd step for solving literal equations is to add or subtract everything away from the variable.

A) True

B) False

Question #3

The reciprocal of 1/3 is 1.

A) True

B) False

Question #4

What is the reciprocal of 9/5?

A) 9

B) 5

C) 5/9

D) 9/5

Question #5

(1/2)(x) is the same as x/2.

A) Yes

B) No

Question #6

Literal equations can have more than one variable.

A) Yes

B) No

Question #7

What is the 1st step in solving d = rt for r?

A) multiply both sides by r

B) divide both sides by r

C) multiply both sides by t

D) divide both sides by t

Question #8

Solve the literal equation.

y = mx + b, for b

A) mx - y = b

B) b = y - mx

C) mxy = b

Question #9

Solve P = 2L + 2W for W.

A) W = P - L

B) W = (P - L)/2

C) W = (P - 2L)/2

D) W = P - 2L

Question #10

Solve I = Prt for t.

Student Response

Resources : Additional Resources

Instructions: Please see additional external resources below. Feel free visit each link to learn more about this lesson.

IXL: Rearrange multi-variable equations
See if you can earn a SmartScore of 80 or higher.

DeltaMath: Single Step Literal Equations (Level 1)
Login to your DeltaMath account and complete the assignment. Practice until you are confident!

Introduction to Literal Equations
Watch this video on literal equations for additional help.

Standards:

Video : How to Solve LITERAL EQUATIONS

Quiz : Solving Literal Equations

Resources : Additional Resources