The cost of two different book shelves is in the ratio 2:4. if the more expensive book shelf is $120, how much is the cheaper book shelf?

answer: -2+√x,-2-√x

i hope this , i don't know if you're looking for a pair or not.

c) the median for town a 30" is greater than the median for town b 25"

step-by-step explanation:

town a, median = q2 = 30

town b, median - q2 = 25

so the median for town a 30" is greater than the median for town b 25"

slope= 1

y-inter slope= 0

x       y

o     0

1       1

2     2

ect.

step-by-step explanation:

is the anwser b. (-13)?