document.write( "Question 515086: 3x - 1 - x = 3x + 5, -4(x + 7) = -16, 5(x + 3) = 7(x - 5) \n" ); document.write( "
Algebra.Com's Answer #343766 by daffy_duck(3)\"\" \"About 
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1) 3x-1-x=3x+5
\n" ); document.write( " -x=6
\n" ); document.write( " x=6\r
\n" ); document.write( "\n" ); document.write( "2) -4(x+7)=-16
\n" ); document.write( " -4x-28=-16
\n" ); document.write( " -4x= 12
\n" ); document.write( " x=-3\r
\n" ); document.write( "\n" ); document.write( "3) 5(x+3)=7(x-5)
\n" ); document.write( " 5x+15=7x-35
\n" ); document.write( " 50=2x
\n" ); document.write( " 25=x
\n" ); document.write( "
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