document.write( "Question 1203013: 1.) X + Y = 48\r
\n" ); document.write( "\n" ); document.write( "2.) X - Y = 16\r
\n" ); document.write( "\n" ); document.write( "3). X multiplied by Y = 512 \r
\n" ); document.write( "\n" ); document.write( "4). X divided by Y = 2\r
\n" ); document.write( "\n" ); document.write( "Question: X = ?
\n" ); document.write( " Y = ?\r
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #838233 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "given:\r
\n" ); document.write( "\n" ); document.write( "1.) \"X+%2B+Y+=+48\"
\n" ); document.write( "2.) \"X+-+Y+=+16\"
\n" ); document.write( "3). \"X%2A+Y+=+512\"
\n" ); document.write( "4). \"X+%2FY+=+2\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Question: \r
\n" ); document.write( "\n" ); document.write( "\"X+\"= ?
\n" ); document.write( "\"Y\" = ?\r
\n" ); document.write( "\n" ); document.write( "use first to equations and solve the system:\r
\n" ); document.write( "\n" ); document.write( "\"X+%2B+Y+=+48\"
\n" ); document.write( "\"X+-+Y+=+16\"
\n" ); document.write( "__________________ add both\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"X+%2B+Y%2BX+-+Y++=+48%2B16\"\r
\n" ); document.write( "\n" ); document.write( "\"2X++=+64\"\r
\n" ); document.write( "\n" ); document.write( "\"X++=+32\"\r
\n" ); document.write( "\n" ); document.write( "go to eq. 2\r
\n" ); document.write( "\n" ); document.write( "\"X+-+Y+=+16\"......, substitute \"X\"\r
\n" ); document.write( "\n" ); document.write( "\"32+-+Y+=+16\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"32+-+16=+Y+\"\r
\n" ); document.write( "\n" ); document.write( "\"+Y+=+16\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "check:\r
\n" ); document.write( "\n" ); document.write( "1.) \"X+%2B+Y+=+48\"=>\"32+%2B+16+=+48\"=>true
\n" ); document.write( "2.) \"X+-+Y+=+16\"=>\"32+-+16+=+16\"=>true
\n" ); document.write( "3). \"X%2A+Y+=+512\"=>\"32%2A+16+=+512\"=>true
\n" ); document.write( "4). \"X+%2FY+=+2\"=>\"32+%2F16+=+2\"=>true\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );