Question

: 20-(13-17-7x5-(2-1)​

Answer 1

$\LARGE{\underline{\red{\sf{Required\:answer:}}}}$

$20 - (13 - 17 - 7 \times 5 - (2 - 1)) \\ = 20 - (13 - 17 - 7 \times 5 - 1) \\ = 20 - (13 - 17 - 35 - 1) \\ = 20 - 40 \\ = - 20$

$\huge\fcolorbox{black}{cyan}{мαяк αѕ вяαiηℓiєѕт}$