Let f be the fathers age and let s be the sons age
f = 60 s = 30
when f = 45
s = 15 which is only a third if his fathers age
when f = 40
s = 10 which is a quarter of his fathers age
therefore when his father was 4 times his age, the son was 10
Step-by-step explanation:
-5 , -2, |-2| ,|3|, 8
the absolute value makes the sign positive no matter what, for example |-2| becomes 2
Answer:5*x>20
Step-by-step explanation: i think it is askinng to find x by comparing grater than less than