katelynn73
03.08.2019 •
Mathematics
How many solutions does the system of equations have? y = 4x + 3 and 2y - 8x = 3 one two infinitely many none
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Ответ:
Length (L): 2w + 5
width (w): w
Perimeter (P) = 2L + 2w
136 = 2(2w + 5) + 2(w)
136 = 4w + 10 + 2w
136 = 6w + 10
126 = 6w
21 = w
Length (L): 2w + 5 = 2(21) + 5 = 42 + 5 = 47
width = 21 meters, length = 47 meters