The length of a rectangular pool is 5 meters less than twice the width. If the pool's perimeter is 62 meters, what is the width?

a) Write an equation to model the problem. Use x to represent the width of the pool.
Answer:

b) Solve the equation to find the width of the pool. (Note: Your answer should be in the form dd.dd m.
Answer:

Question

The length of a rectangular pool is 5 meters less than twice the width. If the pool's perimeter is 62 meters, what is the width?

a) Write an equation to model the problem. Use x to represent the width of the pool. 
Answer: 

b) Solve the equation to find the width of the pool. (Note: Your answer should be in the form dd.dd m. 
Answer:

anonymous · Answer

i got the anwser for A which is 62=6x-10

anonymous · Answer

then i solve it by finding X

anonymous · Answer

but i dont understand what (dd.dd m) means

anonymous · Answer

so im getting the anwser for B wrong