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Vikentia [17]
3 years ago
15

Please help meeee :)))))

Mathematics
1 answer:
PolarNik [594]3 years ago
5 0
It’s a aka 1/2 , -2 hope this helped
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5a^2-6a+7a^2+3a-2+8a+7\\\\=5a^2+7a^2-6a+3a+8a-2+7\\\\=12a^2+5a+5
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3 years ago
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Seven times the difference of some number and 1 gives the quotient of 70 and 10, find the number
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2 years ago
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creativ13 [48]
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3 years ago
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zmey [24]

Answer:

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2 years ago
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tiny-mole [99]

Answer:

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3 years ago
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