A plot of land doubles in size by adding x meters to the length and x meters to the width of the land.
If the original plot had an area of 200 by 300 meters, what is the value of x?

Respuesta :

x = 100 
200x300=6000060000x2=120000
400 and 300 are factors of 120000 
400-100=300300-100=200