document.write( "Question 208517: 5x+3x-7 = 2x+14 \n" ); document.write( "

Algebra.Com's Answer #157730 by checkley77(12844) $\"\"$ $\"About$

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5x+3x-7 = 2x+14
\n" ); document.write( "8x-7=2x=14
\n" ); document.write( "8x-2x=14+7
\n" ); document.write( "6x=21
\n" ); document.write( "x=21/6
\n" ); document.write( "x=7/2 ans.
\n" ); document.write( "Proof:
\n" ); document.write( "5*7/2+3*7/2-7=2*7/2+14
\n" ); document.write( "35/2+21/2-14/2=14/2+28/2
\n" ); document.write( "(35+21-14)/2=(14+28)/2
\n" ); document.write( "42/2=42/2
\n" ); document.write( "21=21 \n" ); document.write( "

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