Răspuns :
x-2750+(8105-6749)=1894
x-2750+1356=1894
x-2750=1894-1356
x-2750=538
x=2750+538
x=3288
x-2750+1356=1894
x-2750=1894-1356
x-2750=538
x=2750+538
x=3288
x-2750+(8105-6749)=1894
x-2750+1356=1894
x-2750=1894-1356
x-2750=538, rezulta ca x=530+2750, deci x=
x-2750+1356=1894
x-2750=1894-1356
x-2750=538, rezulta ca x=530+2750, deci x=