Question

que numeros diminuidos dao 8 e somados 14?

Answer 1

X-y=8

X+y=14

2x=22

X=11

11-y=8

Y=3

Resposta: 11 e 3

Answer 2

1. (x-y=8)

x=8+y

2. (x+y=14)

8+y+y=14

2y=14-8

y=6/2

y=3

x=8+y

x=8+3

x=11

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Verificando:

11-3=8 e 11+3=14