Question

{[( x + 5 ) × 5 + 5] × 5 + 5 = 1505

E urgent!!​

Answer 1

Răspuns:

Sper că te-am ajutat !! ☃️

Answer 2

Răspuns:

Salutare!

[(x+5)×5+5]×5+5=1 505

[(x+5)×5+5]×5=1 505-5

[(x+5)×5+5]×5=1 500

[(x+5)×5+5]=1 500:5

(x+5)×5+5=300

(x+5)×5=300-5

(×+5)×5=295

x+5=295:5

x+5=59

x=59-5

x=54

Verificare:

[(54+5)×5+5]×5+5=

(59×5+5)×5+5=

(295+5)×5+5=

300×5+5=

1 500+5=

1 505

Baftă!