document.write( "Question 179943: 5x+4y=22\r
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\n" ); document.write( "\n" ); document.write( "3x + 4y=10
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Algebra.Com's Answer #134846 by Mathtut(3670)\"\" \"About 
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5x+4y=22.......eq 1
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\n" ); document.write( "subtract equation 1 from equation 2
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\n" ); document.write( "y terms are eliminated because 4y-4y=0. We are left with 5x-3x=22-10
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\n" ); document.write( "2x=12
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\n" ); document.write( "take the found value of x and plug it back into either equation
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\n" ); document.write( "3(6)+4y=10--->18+4y=10--->4y=-8
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