Answer:
c
Step-by-step explanation:
A
$9.75
total amount _ Binoculars amount
$170_$105=$ 65
therefore before discount boots cost $65
After tax boots cost=15/100 ×$65
15/20× 13
195/20
=$9.75
−18(x+4y−3)or −18x−72y+54
i am not to sure tho
16
-1/2
12x-36=-6
12x=36-6
x=30/12 = 5/2
For X-3 :
5/2 - 3 = -1/2
