document.write( "Question 1204292: Consider the binary operation defined by x * y=xy-2x-15 Solve x *2=0 \n" ); document.write( "
Algebra.Com's Answer #840452 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
Substituting and following the definition\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "x*y=xy-2x-15\r
\n" ); document.write( "\n" ); document.write( "x*(2)=(2)(y)-2(2)-15=0\r
\n" ); document.write( "\n" ); document.write( "2y-4-15=0\r
\n" ); document.write( "\n" ); document.write( "2y=19\r
\n" ); document.write( "\n" ); document.write( "y=19/2------------------nineteen halves
\n" ); document.write( "
\n" );