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UkoKoshka [18]
4 years ago
12

2/7 + 3/a = please help me

Mathematics
1 answer:
KATRIN_1 [288]4 years ago
4 0
2/7 = -3/a, (2/7)a = -3, a = -3/(2/7), so the answer would be -10.5 or -21/2
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