Mathematics
Mathematics, 15.01.2021 01:00, noathequeen

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


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

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Do you know the correct answer?
A: 70x+30=20x+50
B: 70x-30=20x-50
C: 70+30x=20+50x
D: (70+30)x=(20+50)x
...

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