Lesson 1.7 Rational Equations (Part 1) Lesson

21 Slides • 3 Questions

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Multiple Choice

What is the first step you should take to solve the equation (3x-1)/3 - (2x)/(x-1) = x?

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Multiply all terms by the least common denominator (LCD)

2

Combine like terms on one side

3

Isolate x on one side

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Add 1 to both sides

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Multiple Choice

Which of the following is a solution to the equation (2x+3)/2 - (3x)/(x-4) = x?

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x = 4

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x = -4

3

x = 3

4

x = 0

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Multiple Choice

Lisa and Keith are raking the leaves in their backyard. Working alone, Lisa can rake the leaves in 5 hr, while Keith can rake them in 4 hr. How long would it take them to rake the leaves working together?

1

2 hours 13 minutes

2

4 hours 30 minutes

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3 hours 15 minutes

4

1 hour 45 minutes

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