Respuesta :

Susuu
gh - k
g= -6, h= 15, and k= -27

-6*15 - - 27
-90 + 27

-63 is the answer to the expression. 
gh - k.        g =-6, h = 15,  k = -27

(-6)*15 - (-27)

-90  + 27

27 - 90

- 63