Solving Fraction Equations

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To have a common denominator means two or more fractions have the same number on the ___________ of the fraction line.

• top

• bottom

What is the least common denominator of 1/9 and 2/3?

• 6
• 3
• 9
• 21

What do you multiply each term of an equation by to clear fractions?

• The greatest common factor
• The least common denominator
• whatever number you want
• zero

Solve the equation by first clearing fractions:

$$\frac{1}{8}x+\frac{1}{4}=\frac{5}{8}$$

• x = 1/8

• x = 4

• x = 3

• solution not listed

Solve for c by clearing the fractions.

• 1/3

• 2/3

• 1

• 2

What is the first step to solve this equation?

• Move all the variables to one side.

• Move all the constants to one side.

• Find the least common denominator.

• Plug in a number for X.

What should you do next after finding the LCD?

• Move all the constants to one side.

• Move all the variables to one side.

• Multiply the LCD to all the variables

• Multiply the LCD to every term of the equation.

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• 12

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Solve this equation by clearing the fraction.

• x = -18

• x = 66

• x = 5

• x = -3