Solving Equations with Variable Denominators

Solving Equations with Variable Denominators

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Thomas White

FREE Resource

The video tutorial explains how to find common denominators in equations, starting with simple numbers and progressing to variables. It demonstrates the process of solving equations by making denominators the same and then eliminating them to simplify the equation. The tutorial also covers more complex cases involving expressions like x minus one, providing examples to clarify the concept.

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21 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a common denominator?

A number that is common to all numerators

A number that is common to all denominators

A number that is common to all variables

A number that is common to all equations

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the common denominator for the equation x/3 + 1/2 = x/4?

6

12

3

24

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving equations with variable denominators?

Subtract all the terms

Find a common denominator

Add all the terms

Multiply all the terms

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you find a common denominator for equations with variables?

By multiplying the denominators

By adding the denominators

By dividing the denominators

By subtracting the denominators

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What operation is performed on both the numerator and denominator to find a common denominator?

Multiplication

Division

Subtraction

Addition

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should you do after finding a common denominator?

Add the denominators

Ignore the denominators and solve the numerators

Multiply the denominators

Divide the denominators

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of 3x equals 8 minus 12?

3x equals 4

3x equals -4

3x equals 12

3x equals 0

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