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Ma puteti ajuta?
b:(70-62)=27:3

(64-24):c=24:3

dx(64:)=100-24


Răspuns :

b:(70-62)=27:3
b: 8=9
b=8x9
b=72

(64-24):c=24:3
40:c=8
40=8xc
c=40:8
c=5

64-24:c=24:3
64-24:c=8
24:c=64-8
24:c=56
24 = 56xc
c= 24:56 = 3/7= 0.4

b:(70-62)=27:3 b:8=7 b=7*8 b=56 (64-24):c=24:3 40:c=8 c=40:8 c=5 Si la ultimul lipseste ceva!