A bird's nest is 12 feet above the ground. A mole's den is 12 inches below the ground. What is the difference in height of these two positions?

d

step-by-step explanation:

d

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so:

mk./km: lm

step-by-step explanation:

,mlmlm

; mk

lk

the answer is c just got it on ed

step-by-step explanation: