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[( x-416 : 4 + 2) - 5+3]x 10
= 2 000

este cu necunoscuta


Răspuns :

[(x-416:4+2)-5+3]x10=2000
(x-416:4+2)-5+3=2000:10
                       = 200
(x-104+2)-5=200-3
                 =197
x-104+2=197+5
            = 202
x-104=202-2
         =200
x=200+104
x=304
(X-416:4+2)-5+3=2000:10=>200; (X-104+2)-5=200-3=>197; X-104+2=197+5=>202; X-104=202-2=>200; X=200+104; X= 304