Решите уравнения
1) 7•(x:23)=560
2) c:16+1273=1897
3) (180:y)•40=2400
4)26000-a=502•28
5)23•x-27=2250
6)510-9•y=438
7)34•x-12=260
8)2400:(317+x)=3
1) 7•(x:23)=560
2) c:16+1273=1897
3) (180:y)•40=2400
4)26000-a=502•28
5)23•x-27=2250
6)510-9•y=438
7)34•x-12=260
8)2400:(317+x)=3
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Answers & Comments
510-9*у=438
9*у=72
у=8
34*х-12=260
34*х=272
х=272:34
х=8
2400:(317+х)=3
327+х=800
х=483