Question

1+2+3(1+2+3)-1-2-3(-1-2-3)=?

Answer 1

$1 + 2 + 3(6) - 1 - 2 - 3( - 6)$
$= 1 + 2 + 18- 1 - 2 + 18$
$3 + 18 - 3 + 18$
$= 18 + 18$
$= 36$
Hope it helped you!

Answer 2

Step-by-step explanation:

$= > 1 + 2 + 3(6) - 1 - 2 - 3( - 6) \\ = > 3 + 18 - 3 + 18 \\ = > 18 + 18 \\ = > 36$