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Home > CC1 > Chapter 3 > Lesson 3.2.3 > Problem 3-118

3-118.

Simplify the following expressions. Show your work.

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  • Remember to align the decimal points when adding the terms.

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  • You can think of this as
    .

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  • The answer should be negative.

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  • This answer should be positive. Why?

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  • −4