Adog walking along some train tracks meets a train every 4 minutes and the train catches up the dog every 12 minutes. find the value of x if the trains leave the endpoint of the route every x minutes.

4 + 5 7/9= 9 7/9

step-by-step explanation:

30 units^2

step-by-step explanation:

area is l × w

the length is 3

and the width is 10

3 × 10= 30 units squared

6mm^3 or .6cm^3

      216

      /   \

  36     6

  /   \     /

6     6   6

factor trees are nice.