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Ex4,desfasurat!!!!!!!!!

Ex4desfasurat class=

Răspuns :

(324:6+345:5)·2+1237=43·a+1354

(324:6+345:5)·2+1237=
(54+69)·2+1237=
123·2+1237=
246+1237=1483

43·a+1354=1483
1483-1354=129
43·a=129
a=129:43
a=3
verificare: 43·3=129


Raspuns: (324:6+345:5)·2+1237=43·3+1345
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