document.write( "Question 614958: Solve the system of equations (find the values for both x and y).\r
\n" ); document.write( "\n" ); document.write( "3x - 2y = -8
\n" ); document.write( " x + 3y = 1\r
\n" ); document.write( "\n" ); document.write( "Do I * top and bottom by 3? \n" ); document.write( "

Algebra.Com's Answer #386823 by Maths68(1474) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"3x-2y=-8\"$ ..........(1)
\n" ); document.write( " $\"x%2B3y=1\"$ ............(2)
\n" ); document.write( "Multiply (2) by 3 and subtract from (1)
\n" ); document.write( " $\"cross%283x%29-2y=-8\"$
\n" ); document.write( " $\"cross%28-3x%29-9y=-3\"$
\n" ); document.write( "---------------------
\n" ); document.write( " $\"-11y=-11\"$
\n" ); document.write( " $\"cross%28-11%29y=cross%28-11%29\"$
\n" ); document.write( " $\"y=1\"$
\n" ); document.write( "Put the value of y in (2)
\n" ); document.write( " $\"x%2B3y=1\"$ ............(2)
\n" ); document.write( " $\"x%2B3%281%29=1\"$
\n" ); document.write( " $\"x%2B3=1\"$
\n" ); document.write( " $\"x=1-3\"$
\n" ); document.write( " $\"x=-2\"$ \r
\n" ); document.write( "\n" ); document.write( "x,y=-2,1\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Check
\n" ); document.write( "=====
\n" ); document.write( "Put the values of x and y in (1)
\n" ); document.write( " $\"3x-2y=-8\"$ ..........(1)
\n" ); document.write( " $\"3%28-2%29-2%281%29=-8\"$
\n" ); document.write( " $\"-6-2=-8\"$
\n" ); document.write( " $\"-8=-8\"$ \r
\n" ); document.write( "\n" ); document.write( "Put the values of x and y in (2)
\n" ); document.write( " $\"x%2B3y=1\"$
\n" ); document.write( " $\"-2%2B3%281%29=1\"$
\n" ); document.write( " $\"-2%2B3=1\"$
\n" ); document.write( " $\"1=1\"$
\n" ); document.write( " \n" ); document.write( "

\n" );