S = 3/5 or 0.6
explanation
-4/0.8 = 2/s-1
divide the numbers on the left: -5 = 2/s-1
multiply both side by s-1: -5(s-1)=2
simplify: -5s + 5 =2
gather like terms: -5s= 2 - 5
simplify: -5s= -3
divide both sides by -5: x=3/5
Answer:
B. Biased Sample.
Step-by-step explanation:
The population is not only made of mothers, but there are fathers, sons, daughters, brothers and sisters, and a lot of other people. By selecting only mothers, it gears the survey to be biased towards a certain type of thinking.
~
Answer:
A. x < -8 (first option)
Step-by-step explanation:






Answer:
-12
Step-by-step explanation:
10-22=-12
enteric shop is 92.28 before