SOLUTION: Hi, I have to translate the following into a quadratic equation and solve it. Please help. The length of a rectangular garden is three times its width: if the area of the garde

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Hi, I have to translate the following into a quadratic equation and solve it. Please help. The length of a rectangular garden is three times its width: if the area of the garde      Log On


   

Question 148934: Hi, I have to translate the following into a quadratic equation and solve it. Please help.
The length of a rectangular garden is three times its width: if the area of the garden is 75 square meters, what are its dimensions?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
the formula is:
L*W=75
GIVEN L=3W
THEN
3W*W=75
3W^2=75
W^2=25
W=SQRT25
W=5 METERS.
L=3*5
L=15 METERS.
PROOF:
15*5=75
75=75