A certain field is a rectangle with a perimeter of 934 feet. The length is 153 feet more than the width. Find the width and length of the rectangular field.

not only in mathematics, scientific proof also are required in the other field of science. also maths proofs are of particular structure, containing steps and logics. so proving is like doing science, it is science. that's why it is important to prove. 

an inaccurate proof leads to errors, or stating results that are not accurate.  which wil mess the probelm up you dont want this

15.36 per mile

but forgot to round

i am pretty sure