document.write( "Question 465113: Solve the system:\r
\n" ); document.write( "\n" ); document.write( "x-2y=1
\n" ); document.write( "2x+3y=23\r
\n" ); document.write( "\n" ); document.write( "I get it, but the answer is not coming out for me :( please help me :)
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Algebra.Com's Answer #318686 by algebrahouse.com(1659)\"\" \"About 
You can put this solution on YOUR website!
x - 2y = 1 ------> x = 2y + 1 {added 2y to both sides in top equation}
\n" ); document.write( "2x + 3y = 23\r
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\n" ); document.write( "\n" ); document.write( "2x + 3y = 23 {original bottom equation}
\n" ); document.write( "2(2y + 1) + 3y = 23 {substituted 2y + 1, in for x, into bottom equation}
\n" ); document.write( "4y + 2 + 3y = 23 {used distributive property}
\n" ); document.write( "7y + 2 = 23 {combined like terms}
\n" ); document.write( "7y = 21 {subtracted 2 from both sides}
\n" ); document.write( "y = 3 {divided both sides by 7}\r
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\n" ); document.write( "\n" ); document.write( "x = 2y + 1 {re-arranged top equation}
\n" ); document.write( "x = 2(3) + 1 {substituted 3, in for y, into 2y + 1}
\n" ); document.write( "x = 6 + 1 {multiplied 2 by 3}
\n" ); document.write( "x = 7 {added 6 and 1}\r
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\n" ); document.write( "\n" ); document.write( "x = 7 and y = 3
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