A rectangular flower garden is Samantha backyard has hundred feet around its edge. The width of the garden is 20 feet what is th
e length of garden
2 answers:
Answer:
The length of rectangular garden is 30 feet.
Step-by-step explanation:
Given a rectangular flower garden is Samantha backyard has hundred feet around its edge. The width of the garden is 20 feet then we have to find the length of garden.
Perimeter of rectangular garden is given which is
Perimeter=100 ft
Width=20 ft
The length of rectangular garden is 30 feet.
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-2x+0y-3z=-8
-2x+2y-3z=-14
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divde last row by 2
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multiply 2rd row by 6 and add to top one
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multiply 1st row by -1 and add to 2nd
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divide 2nd row by -3
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mulstiply 2nd row by -1 and add to 1st row
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divide 1st row by -3
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rerange
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x=-2
y=-3
z=4
(x,y,z)
(-2,-3,4)
B is answer
1x-6y-3z=4
-2x+0y-3z=-8
-2x+2y-3z=-14
mulstiply 2nd row by -1 and add to 3rd
divde last row by 2
multiply 2rd row by 6 and add to top one
multiply 1st row by -1 and add to 2nd
divide 2nd row by -3
mulstiply 2nd row by -1 and add to 1st row
divide 1st row by -3
rerange
x=-2
y=-3
z=4
(x,y,z)
(-2,-3,4)
B is answer