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The perimeter of the rectangle below is 130 units. Find the length of side PS.Write your answer without variables.

1 Answer

4 votes

we have the following:


\begin{gathered} P=2\cdot w+2\cdot l \\ 130=2\cdot(4y)+2\cdot(5y+2) \\ 130=8y+10y+4 \\ 18y=126 \\ y=(126)/(18) \\ y=7 \end{gathered}

therefore,


PS=5y+2=5\cdot7+2=37

The answer is 37

User Kerox
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