a, -39.19.(-5)
= -39.(-5).19
= 195.19
=3705
B (-37).54+37.(-46)-2023^0 
= -37.(54+46)-1
= -37.100-1
= -3701
C, 19.(-43)-57.19+3^2
= 19.(-43-57)+9
= 19.-100+9
= -1900+9=-1891
D, -37.59+37.-41+1^222
= -37.(59+41)+1
= -3700+1
=-3699

a) -39 * 19 * (-5) = 39 * 95 = 3705
b) (-37) * 54 + 37 - (-46) - 20230 = -1998 + 37 + 46 - 20230 = -20230 - 1998 + 46 = -20376 - 1998 = -22374
c) 19 * (-43) - 57 - 19 + 32 = -817 - 57 - 19 + 32 = -884 - 19 = -903
d) -37 * 59 + 37 * (41) + 1222 = -2183 + 1507 + 1222 = -2183 + 2730 = 547

a) -39.19.(-5)
=  -741.(-5)
=  3705