Question

Ilie are 59 de mingi pe care lea pus in 16 cuti cate 2 sau cate 5 . Cate cuti are cu 2 mingi si cate are cu 5 mingi?   AJUTATIMA VAROG DAU COROANA.!

Answer 1

a+b=16=>a=16-b2a+5b=592(16-b)+5b=5932-2b+5b=593b=59-32b=27:3=>b=9 cutii cu 5 mingiia=16-9=7 cutii cu 2 mingii

Answer 2

a+b=16
2a+5b==59
a=16-b
2×(16-b)+5b=59
32-2b+5b=59
3b=27
b=9 cutii cu 2 mingii
a=16-b=16-9=7
b=7 cutii cu 5 mingii