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Arada [10]
3 years ago
8

A: 70x+30=20x+50 B: 70x-30=20x-50 C: 70+30x=20+50x D: (70+30)x=(20+50)x

Mathematics
2 answers:
ElenaW [278]3 years ago
6 0

it d probably think it's d

rosijanka [135]3 years ago
5 0
The answer wil D hope this helps
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