document.write( "Question 101138: Solve by substitiution
\n" ); document.write( "4x+6y=8
\n" ); document.write( "y=4x-22
\n" ); document.write( "

Algebra.Com's Answer #73618 by checkley71(8403)\"\" \"About 
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Y=4X-22
\n" ); document.write( "4X+6(4X-22)=8
\n" ); document.write( "4X+24X-132=8
\n" ); document.write( "28X=8+132
\n" ); document.write( "28X=140
\n" ); document.write( "X=140/28
\n" ); document.write( "X=5 ANSWER
\n" ); document.write( "Y=4*5-22
\n" ); document.write( "Y=20-22
\n" ); document.write( "Y=-2 ANSWER.
\n" ); document.write( "PROOF
\n" ); document.write( "4*5+6*-2=8
\n" ); document.write( "20-12=8
\n" ); document.write( "8=8
\n" ); document.write( "
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