Dominique and juan are finding -3-14 who's correct? explain reasoning. what's the this i'm so confused. someone

Dominique:

-3-14

=-3+14 ( this step is incorrect as we cannot write a-b = a+b )

=11 ( incorrect answer)

Juan:

-3-14

=-3+(-14) ( this step follows the rule a-b =a+(-b) )

=-17 (correct)

area = length x width

length = 2 x width

32 = 2 x width x width

32 = 2 x width^2

36 = width ^2  

width = 6

length = 12

area is 32

perimeter = 2 x 12 + 2 x 6 = 24 + 12 = 36

step-by-step explanation: