100- (66+3×9)+8×3=3×i+1
Vă rog dau coroană!!


Răspuns :

100-(66+3×9)+8×3=3×i+1
100-(66+27)+8×3=3×i+1
100-93+8×3=3×i+1
100-93+24=3×i+1
7+24=3×i+1
31=3×i+1
3×i+1=31
3×i=31-1
3×i=30
i=30:3
i=10

100-(66+27)+24=3i+1

100-(66+27)+24=3i+1

100-93+24=3i+1

31=3i+1

31-1=3i

30=3i

i=30\3

i=10