document.write( "Question 218162: y=200+15m
\n" ); document.write( "y=100+20m at what point do they intersect?
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Algebra.Com's Answer #164326 by nerdybill(7384)\"\" \"About 
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y=200+15m
\n" ); document.write( "y=100+20m
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\n" ); document.write( "Set them equal to each other and solve for m:
\n" ); document.write( "200+15m=100+20m
\n" ); document.write( "200=100+5m
\n" ); document.write( "100=5m
\n" ); document.write( "20 = m
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\n" ); document.write( "Plug the above into either equation to find y:
\n" ); document.write( "y=200+15m
\n" ); document.write( "y=200+15(20)
\n" ); document.write( "y=200+300
\n" ); document.write( "y=100
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\n" ); document.write( "They intersect at (m,y)=(20,100)
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