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rusuvukator777
@rusuvukator777
July 2022
2
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Система уравнений
x/2=y/3
x+y=4
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n1982
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smeshok
Из верхнего уравнения: y= (3/2)*х
подставляем в нижнее
(3/2)*х + х = 4
(3+2)*х/2 = 4
5х/2=4
х=4*2/5=8/5
y=(3*8)/(2*5) = 24/10 = 12/5
Ответ: х=8/5, y=12/5
0 votes
Thanks 0
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Answers & Comments
подставляем в нижнее
(3/2)*х + х = 4
(3+2)*х/2 = 4
5х/2=4
х=4*2/5=8/5
y=(3*8)/(2*5) = 24/10 = 12/5
Ответ: х=8/5, y=12/5