document.write( "Question 416975: Solve using the substitution method
\n" ); document.write( "x + 4y = 2; 6x + 5y = -12
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Algebra.Com's Answer #292020 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "\"x+%2B+4y+=+2\"........1\r
\n" ); document.write( "\n" ); document.write( "\"++6x+%2B+5y+=+-12\".......2
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\n" ); document.write( "\n" ); document.write( "\"x+%2B+4y+=+2\"........1..solve for \"x\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=-4y+%2B2\"..plug it in 2\r
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\n" ); document.write( "\n" ); document.write( "\"++6%28-4y+%2B2%29+%2B+5y+=+-12\".......solve for \"y\"\r
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\n" ); document.write( "\n" ); document.write( "\"++-24y+%2B12+%2B+5y+=+-12\"\r
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\n" ); document.write( "\n" ); document.write( "\"++-19y+=+-12-12\"\r
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\n" ); document.write( "\n" ); document.write( "\"++-19y+=+-24\"\r
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\n" ); document.write( "\n" ); document.write( "\"+y+=+-24%2F-19\"\r
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\n" ); document.write( "\n" ); document.write( "\"+y+=0.79\"........plug in \"x+=-4y+%2B2\" and find \"x\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=-4%28.79%29+%2B2\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=-3.16+%2B2\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=-1.16\"\r
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\n" ); document.write( "\n" ); document.write( "check:\r
\n" ); document.write( "\n" ); document.write( "\"x+%2B+4y+=+2\"\r
\n" ); document.write( "\n" ); document.write( "\"-1.16+%2B+3.16+=+2\"\r
\n" ); document.write( "\n" ); document.write( "\"2+=+2\"\r
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