Answer:
1.50x=18
Step-by-step explanation:
1.5x because however many you need you can replace it with x
you need to figure out how many you can buy, so we will put x in there and it will all equal 18, therefore heres that equal sign. so yeh.
-6x-16
1
use a^2+b^2=c^2
8^2+4^2 12^2
64+8 144
=72
72<144
so no
80 degrees
