👤
a fost răspuns

Calculeaza 3a+5b-12:c, stiind ca
a=(3:3+9-4):3
b=10-3:(15:5-16:8)
c=(19+6):5-2*(21:7-1)
Urgent va rog

Răspuns :

UnicornsShow
a=(1+5):3 a=6:3 a=2
b=10-3:(3-2) b=10-3:1 b=10-3 b=7
c=25:5-2×(3-1) c=5-2×2 c=5-4 c=1
3a+5b-12:c = 3×2+5×7-12:1 = 6+35-12 = 41-12=29

Alte intrebari