Answer:
-2
Step-by-step explanation:
3|x-7|<= 27
then |x-7|<=27/3=9
hence, -9<=x-7<=9
therefore, -2<=x<=16
0
x = 12
3
BC
AC
BA
1291.5km
12.3*105=1291.5km
slope is the rise over run
rise= X
run= Y
X/Y = slope