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ArianaKarakaya
a fost răspuns

Prin methods mersului invers rezolvati exercitiile dumps model VA ROGGGG DAU COROANA?!?!!


720:a+450:3=240
720:a+150=240
720:a=240-150
720:a=90
a=720:90
a=8


(100xd-110):39=10
20xE-(1950+550):100=6175

Răspuns :

(100xd-110)=10x39
100xd-110=390
100xd=390+110
100xd=500
d=500:100
d=5

20xe-1400:100=6175
20xe-14=6175
20xe=6175+14
20xe=6189
e=6189:20
e=309,45