Question

(7×4-18÷6)÷[13×4-(2+5×9)]

Answer 1

$\sf(7\cdot4-18:6):[13\cdot4-(2+5\cdot9)]=$

$\sf(28-18:6):[52-(2+45)]=$

$\sf(28-3):[52-47]=$

$\sf25 :5=$

$\boxed{\boxed{\sf5}}$

Answer 2

Resposta:

5.

Explicação passo a passo:

(7 x 4 - 18 : 6) : [13 x 4 - (2 + 5 x 9)] =

(28 - 3) : [13 x 4 - (2 + 45)] =

25 : [13 x 4 - 47] =

25 : [52- 47] =

25 : 5 =

5.