Предмет: Математика, автор: КатькаАлишина

462 номер пожалуйста

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Автор ответа: 3002Katrina2003

а) х+27=42+12; х+27=54; х=54+27; х=81.
б) 35+у=115-39; 35+у=76; у=76-35; у=41
в) z+35=16+64; z+35=80; z=80+35; z=115
г) 28-t=53-35; 28-t=18; t=28-18; t=10

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