Sin 150 degree-5 cos 300 degree+7 tan 225 degree divided

Sin 150 degree-5 cos 300 degree+7 tan 225 degree divided by tan 135 degree+ 3 sin 210 degree

(sin150 -5cos300 +7tan225)/(tan135 + 3sin210)
= (sin30 - 5cos60 +7tan45)/(-tan45-3sin30)
=(0.5-2.5+7)/(-1-1.5)
=5/(-2.5)
= -2 Ans