document.write( "Question 1073828: A solution to a system Determine whether the point (-1, 3) is a solution to each system of equations.
\n" ); document.write( "a) 3x-y=-6
\n" ); document.write( "x+2y=5 \r
\n" ); document.write( "\n" ); document.write( "b) y=2x-1 x
\n" ); document.write( "x + y = 2
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Algebra.Com's Answer #688635 by ikleyn(52787)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "Substitute x= -1, y= 3 into each system of equations and check.\r
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\n" ); document.write( "\n" ); document.write( "You do not need the tutor's help for it.\r
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