document.write( "Question 1014950: Which linear system has been correctly solved for one of the variables from the following system?:\r
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\n" ); document.write( "\n" ); document.write( "2x - y = -1
\n" ); document.write( "2x + y = -7\r
\n" ); document.write( "\n" ); document.write( "a. 2x - y = -1 y = 2x - 7
\n" ); document.write( "b. 2x - y = -1 y = -2x + 7
\n" ); document.write( "c. y = 2x + 1 2x + y = -7
\n" ); document.write( "d. y = -2x + 7 2x + y = -7
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Algebra.Com's Answer #631307 by rothauserc(4718)\"\" \"About 
You can put this solution on YOUR website!
the answer is c
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\n" ); document.write( "since solving the first equation for y, you get y = 2x + 1\r
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