Запиши уравнения с иксом-x
6 строчек
(347+153)-x=374
Х-(285+386)=190
Х-(300+194)=240
Х-300-194=240
6 строчек
(347+153)-x=374
Х-(285+386)=190
Х-(300+194)=240
Х-300-194=240
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Answers & Comments
347+153
347+153=500
x=500-374
x=126
2.) x-(285+386)=190
285+386
285+386=671
x=671+190
x=861
3.) x-(300+194)=240
300+194
300+194=494
x=494+240
x=734
4.) x-300-194=240
300+194
300+194=494
x=494+240
x=734