dozsyerra
16.10.2019 •
Mathematics
Bruce has a rope that is 21 feet long. he needs to cut the rope into 1/5 ft. long strips. how many strips can bruce cut from his rope?
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Ответ:
Ответ:
x+y=45...1
X/y = 2/3...2
From1, y=45-x
Sub this into 2
x/(45-x)=2/3
3x=90-2X
5x=90
x=18
y=45-18=27