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Kameliakamelia
a fost răspuns

a =7,
b=3xa ,
c=b+9
a=9
b=a+8
c=ax4
a+b+c=?

Răspuns :

Andru123456789
b=3*7
b=21
c=21+9
c=30
21+7+30=60

a=9
b=9+8
b=17
c=9*4
c=36
9+17+36=62
1
a=7
b=3×a=3×7=21
c=b+9=21+9=30
a+b+c=7+21+30=28+30=58
2
a=9
b=a+8=9+8=17
c=a×4=9×4=36
a+b+c=9+17+36=26+36=62

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