Răspuns :

AlbertImid

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2,1x-0,6x=4,770-1,743

x · ( 2,1-0,6) = 3,027

x · 1,5 = 3,027

=> x = 2,018

ImAndreea10id

Explicație pas cu pas:

ღSalutare!ღ

2,1x+1,743=0,6x+4,77

2,1x-0,6x=4,77-1,743

1,5x=3,027

x=3,027:1,5

x=2,018

~Verificare:

2,1×2,018+1,743=0,6×2,018+4,77

4,2378+1,743=1,2108+4,77

5,9808=5,9808

Succes!;)

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