arielishajr09 arielishajr09

24-02-2020
Mathematics

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5x - 2(4x - 12) = -7x - 12

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albertaebisindou albertaebisindou

24-02-2020

Answer:

Step-by-step explanation:

5x - 2(4x - 12) = -7x - 12

Open the bracket

5x - 8x + 24 = -7x - 12

Collect like terms

5x - 8x + 7x = - 12 - 24

4x = -36

x = -36 / 4

x = -9

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