решите уравнения:
1) 65+(х+23)=105
2) ( у-34)-10=32
3) (48-х)+35=82
4) 77-(28+у)=27
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решите уравнения:
1) 65+(х+23)=105
2) ( у-34)-10=32
3) (48-х)+35=82
4) 77-(28+у)=27
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Answers & Comments
х=17
2) у-34-10=32
у=44+32
у=76
3)77-28-у=27
-у=-49+27
у=-76
40 - 23 = 17
х = 17
2) 32 + 10 = 42
42 + 34 = 76
у = 76
3) 82 - 35 = 47
47-48=-1
х=-1
4) 77 - 28 = 49
49-27=22
у=22