Автор - liverpool117

Помогите пожалуйста ​

Ответ

Автор - maymr

left { {{4c-3d=1} atop {frac{2c+1}{6}=frac{9-5d}{8}|*24}} right. Longrightarrow left { {{4c-3d=1} atop {4(2c+1)=3(9-5d)}} right. Longrightarrow left { {{4c-3d=1|*5} atop {8c+15d=23}} right. Longrightarrow left { {{20c-15d=5} atop {8c+15d=23}} right.

+left { {{20c-15d=5} atop {8c+15d=23}} right. \--------\28c=28\c=1\\8*1+15d=23\8+15d=23\15d=15\d=1

Ответ: (1; 1)

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