решить систему уравнений методом крамера

(35:7)+40= 45 
Т.к 35:7=5
40+5=5
Вот. Не балагодори. если что напиши

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(35:7)+40= 45 
Т.к 35:7=5
40+5=5
Вот. Не балагодори. если что напиши

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