Решите уравнение:
81у-38у=645
102к-4к=1960
43у=645
у=15
98к=1960
к=20
81y-38y=645
43y=645
y=645/43
y=15
ответ:15
к=1960/98
Ответ:20
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Verified answer
81у-38у=645
43у=645
у=15
102к-4к=1960
98к=1960
к=20
Verified answer
81y-38y=645
43y=645
y=645/43
y=15
ответ:15
102к-4к=1960
98к=1960
к=1960/98
к=20
Ответ:20