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RUDIKE [14]
4 years ago
9

(2x² – 3x²) + (2x² - 4x²​

Mathematics
1 answer:
kogti [31]4 years ago
4 0

Answer:

∴ ( 2 x² - 3 x²) + ( 2x² - 4 x²) = - 3 x²

Step-by-step explanation:

( 2 x² - 3 x²) + ( 2x² - 4 x²)

 = 2 x² + 2 x² - 3 x² - 4 x²

  = 4 x² - 7 x²

  = - 3 x²

∴ ( 2 x² - 3 x²) + ( 2x² - 4 x²) = - 3 x²

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Answer: C; 3 4/2

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hope this helps, thank you! :)

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3 years ago
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A store manager predicts that 115 hats will be sold if each hat costs $18. The manager predicts that 3 less hats will be sold fo
8_murik_8 [283]

Answer:

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The prices at which manager predict that at least 55 hats will be sold would be would be of $38

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