A piece of cloth costs Rs 35 if the piece were 4m longer and each meter were cost Rs 1 lesser, then the total cost would remain unchanged. How long is the piece of cloth.
Answers
Answered by
1
Answer:
Let the cloth cost rupees y per meter
Step-by-step explanation:
xy =35
and (X +4) (x-1) =35
xy-x+4y-4=35
-x+4y =4 since XY=35
X=4y-4=y(4y-4)=35
4y^2-4y-35=0
y=7/2 or 5/2
so X(7/2)=35
X =10
hence the piece of cloth long =10
Answered by
2
Answer:
Step-by-step explanation:
Attachments:
Similar questions