-(-2009+97)-74.(-18)+74.(-118)-2009-3
=2009-97-74.[(-18)+118]-2009-3
= (2009-2009)-(97+3)-(74.100)
= 0-100-7400
= -7500
-(-2009+97)-74.(-18)+74.(-118)-2009-3
=2009-97+74.18-74.118-2009-3
=(2009-2009)-(97+3)+(74.18-74.118)
=-100+74.(18-118)
=-100-74.100
=-100.(1+74)
=-100.75
=-7500.