document.write( "Question 1042101: four fifths of a number x when added to two fifths of the same no. x gives result 100. Find x? \n" ); document.write( "

Algebra.Com's Answer #657030 by stanbon(75887) $\"\"$ $\"About$

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four fifths of a number x when added to two fifths of the same no. x gives result 100. Find x?
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\n" ); document.write( "(4/5)x + (2/5)x = 100
\n" ); document.write( "6/5 x = 100
\n" ); document.write( "x = (5/6)100
\n" ); document.write( "x = 500/6 = 83 1/3
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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