MATH
posted by Marie on .
A rectangular field is to be enclosed with 1200 ft of fencing. If the length of the field is 40 ft longer than the width, then how long is the field?

2w + 2(w+40)=1200
solve for w, then solve for w+40 
320
posted by Marie on .
A rectangular field is to be enclosed with 1200 ft of fencing. If the length of the field is 40 ft longer than the width, then how long is the field?
2w + 2(w+40)=1200
solve for w, then solve for w+40
320