Объяснение:
39.
1) х/у
2) 5/(m-3)
3) a(x-2)=
4) 3x/4(y-7)
38.
1)4×5p/3p×5p=20p/15p
2)x×y⁴/y³×y⁴=xy⁴/y⁷
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Объяснение:
39.
1) х/у
2) 5/(m-3)
3) a(x-2)=
4) 3x/4(y-7)
38.
1)4×5p/3p×5p=20p/15p
2)x×y⁴/y³×y⁴=xy⁴/y⁷