Question

DETERMINE O VALOR DE X​

Answer 1

Resposta:

Olá

(18+4,5)/15 = 18/(15-x)

22,5/15 = 18/(15-x)

22,5(15-x) = 18(15)

337,5 - 22,5x = 270

22,5x = 337,5 - 270

22,5x = 67,5

x = 67,5/22,5

x = 3