document.write( "Question 449159: solve for a: (3a - 2) = a+10/a+1 \n" ); document.write( "
\n" ); document.write( "Hi, \n" ); document.write( "Solving for a \n" ); document.write( " (3a - 2) = (a+10)/(a+1) \n" ); document.write( " (3a-2)(a+1) = a+10\n" ); document.write( " 3a^2 +a -2 = a+10\n" ); document.write( " 3a^2 = 12\n" ); document.write( " a^2 = 4\n" ); document.write( " a = ± 2\n" ); document.write( "CHECKING our Answer***\n" ); document.write( " 4 = 12/3\n" ); document.write( " -8 = 8/-1