Megstalvance Megstalvance

25-01-2017
Mathematics

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Simplify -(-2a 13) (-9a - 2) - (-7a - 3). 12 -12 14a - 12 14a - (-12)

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Аноним Аноним

25-01-2017

-450a14 - 100a13 - 60679a + 309 ——————————————————————————————— 25

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