2(x+4)+6=22
2x+8+6=22
2x+14=22
-14 -14
2x=8
x=4
Es no sé lo dirbyo esq ir 34\ 57 y 36/89 es necesario ntp eh lo
Answer:
This was an observational study.
Step-by-step explanation:
Given is that parents of children completed a questionnaire on the child’s light exposure both at present and before the age of 2 years.
This was an observational study since there is no treatment or control group.
We know that treatment, control groups or treatment groups are not specific to randomized control experiments.
S=2g or y=2x because you are multiplying Christina score by two to get Sarah's score.