Resposta :
Resposta:
200c + 300k =11500
300c + 200k =11000
=> 500(c+k)=22500 => c+k= 45
=> 200*45 + 100k = 11500 => 100k = 2500 => k = 25
=> c+ 25=45 => c=20
c = 20 reais/kg
k= 25 reais/kg
Resposta:
200c + 300k =11500
300c + 200k =11000
=> 500(c+k)=22500 => c+k= 45
=> 200*45 + 100k = 11500 => 100k = 2500 => k = 25
=> c+ 25=45 => c=20
c = 20 reais/kg
k= 25 reais/kg