document.write( "Question 841567: The perimeter of the quadralateral is 120centimeters find the lengths of the sidesx+3, 3x-8 , x+5, xsquared-3x
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Algebra.Com's Answer #507092 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( "x +3 +   3x-8 + x+5 +  x^2-3x = 120cm
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document.write( "   x^2 + 2x   + 0 = 120cm
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document.write( "   x^2 + 2x - 120 = 0
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document.write( " (x+12)(x-10) = 0, x = 10  (throwing out negative solution for x
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document.write( "Sides are: 13cm , 22cm, 15cm, 70cm 
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document.write( "CHECKING our answer***
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document.write( "13cm + 22cm + 15cm + 70cm  = 120cm
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document.write( "Wish You the Best in your Studies.
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