document.write( "Question 462179: Solve by substitution method\r
\n" ); document.write( "\n" ); document.write( "6x+5y=-2
\n" ); document.write( "x=12-7y\r
\n" ); document.write( "\n" ); document.write( "Can someone help me with this, thanks for your help
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Algebra.Com's Answer #316888 by algebrahouse.com(1659)\"\" \"About 
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6x + 5y = -2
\n" ); document.write( "x = 12 - 7y\r
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\n" ); document.write( "\n" ); document.write( "6(12 - 7y) + 5y = -2 {substituted 12 - 7y, in for x, into top equation}
\n" ); document.write( "72 - 42y + 5y = -2 {used distributive property}
\n" ); document.write( "-37y + 72 = -2 {combined like terms}
\n" ); document.write( "-37y = -74 {subtracted 72 from both sides}
\n" ); document.write( "y = 2 {divided both sides by -37}\r
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\n" ); document.write( "\n" ); document.write( "x = 12 - 7y {bottom original equation}
\n" ); document.write( "x = 12 - 7(2) {substituted 2, in for y, into 12 - 7y}
\n" ); document.write( "x = 12 - 14 {multiplied -7 by 2}
\n" ); document.write( "x = -2 {combined like terms}\r
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\n" ); document.write( "\n" ); document.write( "x = -2 and y = 2
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