Question

can someone help me, giving medals.

The area of a rectangular piece of land is 280 square meters. If the length of the land was 5 meters less and the width was 1 meter more, the shape of the land would be a square.

Part A: Write an equation to find the width (x) of the land. Show the steps of your work. (5 points)

Part B: What is the width of the land in meters? Show the steps of your work. (5 points)

Answer 1

Ur square l n b will be like this
(l-5)
(w+1)

Answer 2

? im confused

Answer 3

can you help me write the equation and then i will solve it and show you all my work.

Answer 4

l*w=280, w=280/l
(l-5)(w+1)=l^2

Answer 5

@dominiquebee72

Answer 6

ok so is the second line an equation?

Answer 7

yes.

Answer 8

(l-5)(280+1)=l^2

wait does L equal, or is that what im supposed to figure out?

Answer 9

@Probhat

Answer 10

am i right?

Answer 11

A solution using Mathematica 9 is attached.

Answer 12

1st eq. l*w=280
2nd eq. 4(l-5+w+1)=4l
@dominiquebee72

Answer 13

for the second i got w=4

Answer 14

the first one i got L=280/w

Answer 15

@probhat