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se.dau.numerele.a=(6*9-30):3+120*5......ALTA...b=49*(13+10:2-8)-49:7.......afla..pe.x.si.y.din.urmatoarele.relatii.si.apoi compara... .(15+x):4=(75-25):10.. ...alta(.27+27:3):4:y..=3

Răspuns :

a=24:3+600 => a=608
b=49*10-49*7 => b=49(10-7) => b=49*3 =>b=147

a = (6x9-30):3+120x5
a=(54-30):3+600
a=24:3+600
a=8+600
a=608

b=49x(13+10:2-8)-49:7
b=49x(13+5-8)-7
b=49x10-7
b=490-7
b=483

a>b
608>483

15+x:4=(75-25):10
15+x:4=50:10
15+x:4=5
x:4=15-5
x:4=10
x=10x4
x=40

(27+27:3):4:y=3
(27+9):4:y=3
36:4:y=3
9:y=3
y=9:3
y=3

x>y
40>3