Question

10 bombons e 10 pirulitos por R$ 15.00
10b+10p=15 20b+10p=25​

Answer 1

Resposta:

$10x + 10y = 15 \\ 20x + 10y = 25 \\ \\ - 10x - 10y = - 15 \\ 20x + 10y = 25 \\ \\ 10x = 10 \\ x = 1 \\ 10 + 10y = 15 \\ 10y = 15 - 10 \\ y = \frac{5}{10} = 0.50$

Oi amigo ;_)

s= {0.5, 1)