Ответ:
1)х+320=560+200
Х+320=760
Х=440
2)х-430=1000-530
Х-430=470
Х=900
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Ответ:
1)х+320=560+200
Х+320=760
Х=440
2)х-430=1000-530
Х-430=470
Х=900