1.2x减0.8x=4.8怎么解?

2024-12-31 21:00:26
推荐回答(3个)
回答1:

1.2x-0.8x=4.8
0.4x=4.8
x=4.8/0.4
x=12

回答2:

1.2x-0.8x=4.8
0.4x=4.8
x=12

回答3:

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