ChristinSydnes310 ChristinSydnes310

16-03-2015
Biology

Answered

A 47-foot-long piece of pipe is to be cut into three pieces. The second piece is three times as long as the first piece, and the third piece is two feet more than five times the length of the first piece. What is the length of the longest piece?

Verified Answer :

Since3122015 Since3122015

16-03-2015

\(x+y+z=47\\y=3x\\z=5x+2\\\\x+(3x)+(5x+2)=47\\9x=45\\x=5\\\\y=3(5)\\y=15\\\\z=5(5)+2\\z=25+2\\z=27\)

The third piece is the longest at 27 feet.

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