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Capatana2005
a fost răspuns

CALCULATI A,B,C DACA A+B=90 B+C=110 A+C=100

Răspuns :

Fabuloussgomez


se aduna toate relatiile =>

2a+2b+2c=300

a+b+c=150 =>

a+b=90 => c=60

b+c=110 => a=40

a+c=100 => b=50

Mihaelap
a + b = 90
b + c = 110
a + c = 100 
110+90+100=300=2a+2b+2c
a+b+c=300:2=150
c=150-90=60
b=110-60=50
a=100-60=40

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