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x+5674+34000=43765 si y-29054+750-13450+50=13191 nu lecdau de capat​

Răspuns :

x+5674+34.000=43765

x+5674=43765-34.000

x+5674=9.765

x=9765-5674

x=4.091

y-29054+750-13.450+50=13.191

y-29054+750-13.450=13.191-50

y-29054+750-13.450=13.141

y-29054+750=13.141+13.450

y-29054+750=26.591

y-29054=26.591-750

y-29054=25.841

y=25.841+29054

y=54.895

mersul invers.