Answer:
Traffic accidents can cause physical, financial and mental effects for everyone involved. Drivers and passengers can suffer from minor cuts and bruises to broken limbs, whiplash, back and spinal injuries, paralysis, and even death
Explanation:
Answer: A- unlucky or unfortunate; pitiable
Explanation: The words around it help me figure out the meaning!
B) -4
5b=6a+16
9a=7b-20
b=(6/5)a+(16/5)
9a=7((6/5)a+(16/5))-20
9a=(42/5)a+12/5
(3/5)a=12/5
a=4
5b=6(4)+16
5b=24+16
5b=40
b=8
3(4)-2(8)
12-16=-4
control group, because they are the group that is not being tested on.