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Danydanyela69
a fost răspuns

c:(a:2)=3 / c:(b:3)=6 / c-b=90 / a=? b=? c=?

Răspuns :

c:(a:2)=3
2c=3a

c:(b:3)=6
3c=6b
c=2b

c-b=90
2b-b=90
b=90
c=90*2
c=180
2*180=3*a
a=360:3
a=120

proba
c:(a:2)=
180:(120:2)=
180:60=3

c:(b:3)=
180:(90:3)=
180:30=6

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