Предмет: Математика, автор: danil9595

реши уравнения х+(1200-900)=1500 , (50*30):у=15 , с:(1200:2)=3 поблагодарю

Ответы

Автор ответа: 19maria99

1. х+(1200-900)=1500

х+300=1500

х=1500-300

х=1200

Ответ:х=1200

2.(50*30):у=15

1500:у=15

у=1500:15

у=100

Ответ:у=100

3.с:(1200:2)=3

с:600=3

с=600*3

с=1800

Ответ:с=1800

Автор ответа: Гладушка

х+(1200-900)=1500

х+300=1500

х=1500-300

х=1200

(50*30):у=15

1500:у=15

у=1500:15

у=100

с:(1200:2)=3

с:600=3

с=3*600

с=1800

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