Question

(-20) X(-1)
find the product​

Answer 1

$( - 20) \times ( - 1) \\ ( + 20) \\ 20$

Answer 2

(-20) × (-1)

= -1×20 × (-1)

= (-1)×(-1) × 20 ( -1×-1 = 1)

= 1 × 20

= 20