indiabarnes039 indiabarnes039

12-10-2017
Mathematics

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Solve 2a − 5d = 30 for d

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texaschic101 texaschic101

12-10-2017

2a - 5d = 30....subtract 2a from both sides
-5d = -2a + 30....divide both sides by -5
d = (-2a + 30) / -5 or d = 2/5a - 6

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