Asked by cris

A homeowner wants to plant a garden in his backyard. He decides to have 375 square feet garden and wants the garden to be 10 feet longer than it is wide. Find the dimensions of the garden.

Answers

Answered by bobpursley
L=W+10

area= LW=375
375=W(W+10)

w^2+10W-375=0

completing the square

W^2+10w+25=400
(w+5)=20
w=15,L=25
Answered by Reiny
width --- x ft
length -- x+10 ft

solve
x(x+10) = 375
x^2 + 10x - 375 = 0
(x+25)(x-15) = 0
x = 15 or x = a negative

width: 15 ft
length : 25 ft

check: 15x25 = 375
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