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43х + 72 = 502
19у - 200=47
83+29х = 982
67 - 21у = 25
43х + 72 = 502
19у - 200=47
83+29х = 982
67 - 21у = 25
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Answers & Comments
43х=430;
х=10;
19у-200=47;
19у=247;
у=13;
83+29х=982;
29х=899;
х=31;
67-21у=25;
-21у=-42;
у=2.