document.write( "Question 180496: ok i got 3 questions since there is a daily 4 questions per day.
\n" ); document.write( "the slash \"/\" will indicate the fraction dash.
\n" ); document.write( " *there is no textbook involve*
\n" ); document.write( "3x-6/2-x = 3/2\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "8/z-2 = z+2/4\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #135397 by ankor@dixie-net.com(22740)\"\" \"About 
You can put this solution on YOUR website!
\"%28%283x-6%29%29%2F%28%282-x%29%29\" = \"3%2F2\"
\n" ); document.write( "Cross multiply
\n" ); document.write( "2(3x-6) = 3(2-x)
\n" ); document.write( ":
\n" ); document.write( "6x - 12 = 6 - 3x
\n" ); document.write( ":
\n" ); document.write( "6x + 3x = 6 + 12
\n" ); document.write( ";
\n" ); document.write( "9x = 18
\n" ); document.write( "x = \"18%2F9\"
\n" ); document.write( "x = 2, however there is no solution, as x=2 causes division by 0
\n" ); document.write( ":
\n" ); document.write( ":
\n" ); document.write( "\"8%2F%28%28z-2%29%29\" = \"%28%28z%2B2%29%29%2F4\"
\n" ); document.write( "Cross multiply
\n" ); document.write( "(z-2)*(z+2) = 8 * 4
\n" ); document.write( ":
\n" ); document.write( "FOIL
\n" ); document.write( "z^2 + 2z - 2z - 4 = 32
\n" ); document.write( ":
\n" ); document.write( "z^2 - 4 - 32 = 0
\n" ); document.write( ":
\n" ); document.write( "z^2 - 36 = 0
\n" ); document.write( "The difference of squares factors to:
\n" ); document.write( "(z-6)(x+6) = 0
\n" ); document.write( "z = +6
\n" ); document.write( "z = -6
\n" ); document.write( ":
\n" ); document.write( ":
\n" ); document.write( "Check solutions in original equation
\n" ); document.write( "z = 6
\n" ); document.write( "\"8%2F%28%286-2%29%29\" = \"%28%286%2B2%29%29%2F4\"
\n" ); document.write( "\"8%2F4\" = \"8%2F4\"
\n" ); document.write( ":
\n" ); document.write( "z = -6
\n" ); document.write( "\"8%2F%28%28-6-2%29%29\" = \"%28%28-6%2B2%29%29%2F4\"
\n" ); document.write( "\"8%2F%28-8%29\" = \"%28-4%29%2F4\"
\n" ); document.write( "-1 = -1
\n" ); document.write( "
\n" ); document.write( "
\n" );