document.write( "Question 1018552: solve by any method\r
\n" ); document.write( "\n" ); document.write( "9x=-22+7y
\n" ); document.write( "-4x+2y=2
\n" ); document.write( "

Algebra.Com's Answer #634636 by Boreal(15235)\"\" \"About 
You can put this solution on YOUR website!
9x=-22+7y
\n" ); document.write( "-4x+2y=2
\n" ); document.write( "--------------
\n" ); document.write( "9x-7y= -22
\n" ); document.write( "-4x+2y=2
\n" ); document.write( "------------
\n" ); document.write( "18x-14y= -44
\n" ); document.write( "-28x+14y=14; multiplying the top by 2 and the bottom by 7.
\n" ); document.write( "-10x=-30, adding the two.
\n" ); document.write( "x=3
\n" ); document.write( "substitute into either, I will use the second
\n" ); document.write( "-12+2y=2
\n" ); document.write( "2y=14
\n" ); document.write( "y=7
\n" ); document.write( "(3,7)
\n" ); document.write( "Check using first
\n" ); document.write( "27=-22+49\r
\n" ); document.write( "\n" ); document.write( "x=3
\n" ); document.write( "
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