👤
a fost răspuns

[(12 intregi1/12+1/10+4/15):1/15-6:1/28]ori4/11
--------------------------------------------------------------
(5 ori 2 intregi 2/5-8 intregi3/22):42 intregi 1/2

Răspuns :

Iakabcristina2
[(145/12+1/10+4/15)x15-6x28]x4/11=
[(725/60+6/60+16/60)x15-168]x4/11=
(747/60x15-168)x4/11=
(747/4-168)x4/11=
(747-672)/4x4/11=
75/4x4/11=
75/11

(5x12/5-179/22)x2/85=
(12-179/22)x2/85=
(264/22-179/22)x2/85=
85/22x2/85=
1/11

Alte intrebari