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 1 )Determinati termenii sumei:a+b+c=3708
a+b=2864
b+c=2743
2 ) Determinati suma :
a+b+c.daca:
a+b=1331,b+c=1624,a+c=1385

Răspuns :

Clarabell
1) a+b+c=3708
2864+c=3708
c=844
b+844=2743
b=1899
a+1899=2864
a=965
2) a+b+b+c+a+c=1331+1624+1385
2a+2b+2c=4340
2*(a+b+c)= 4340
a+b+c= 2170
Veeveesmiles17
a+b+c=3708
2864+c=3708
c=3708-2864
c=844
2743+a=3708
a=3708-2743
a=965
b=3708-(a+c)
b=1899

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