Clark is removing dirt from a rectangular section of his backyard to build a water feature. The section is 2.9 meters long and has an area of 8.7 square meters.
2.9x = 8.7
What is the width of the section of Clark's backyard?
 A. 
3 meters
 B. 
5.8 meters
 C. 
4 meters
 D. 
2.23 meters