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Aflati valoare expresiei

Aflati Valoare Expresiei class=

Răspuns :

a×42+720-80=1060
a×42+640=1060
a×42=1060-640
a×42=420
a=420:42
a=10

100-b:16+50=144
160-b:16=144
b:16=160-144
b:16=16
b=16×16
b=256

100×10-10×256=1000-2560= -1560