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Oliga [24]
3 years ago
8

(-3.4k-7)+(3k+21) find the sum

Mathematics
1 answer:
Firlakuza [10]3 years ago
4 0

Answer:

-0.4k + 14

Step-by-step explanation:

hope that helped!

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What is the value of 3^3 - (4^2 - 2^3)?
Illusion [34]
3³ - (4² - 2³)

3³ = 3x3x3 = 27

4² = 4x4 = 16

2³ = 2x2x2 = 8

3³ - (4² - 2³) = 27 - (16 - 8) = 27 - 16 + 8 = 19 (answer C)

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In 7500 iPhones, 18 were found defective. 
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