document.write( "Question 673677: Got a couple questions.\r
\n" ); document.write( "\n" ); document.write( "Solve and Graph
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\n" ); document.write( "1. 5x+10y=-20 \r
\n" ); document.write( "\n" ); document.write( "5/5=1
\n" ); document.write( "10/5=2
\n" ); document.write( "-20/5=-3\r
\n" ); document.write( "\n" ); document.write( "x+2y=-3
\n" ); document.write( "2y=x-3 <- Stuck here\r
\n" ); document.write( "\n" ); document.write( "How to tell if something is linear?
\n" ); document.write( "Minutes 4 9 14 21 27
\n" ); document.write( "Money 2.9 4.65 6.4 8.85 10.95\r
\n" ); document.write( "\n" ); document.write( "It is not linear because there is no direct correlation.\r
\n" ); document.write( "\n" ); document.write( "3. Solve 3/4 (5x-y)<3 for Y Graph the solution\r
\n" ); document.write( "\n" ); document.write( "Multiply by reciprocals\r
\n" ); document.write( "\n" ); document.write( "3/4*4/3
\n" ); document.write( "5x*4/3=20/3x
\n" ); document.write( "y*4/3=4/3y\r
\n" ); document.write( "\n" ); document.write( "20/x-4/3y<3 <- Stuck here\r
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Algebra.Com's Answer #418767 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( "5x+10y=-20 
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document.write( " x + y = -5
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document.write( "     y = -x - 5  || (0,-5) and (-5,0) on this line.  Plot, connect with line (Green Line)\r
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document.write( "need to Plot Points: they are Linear (Blue Line) y = .35x + 1.5
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document.write( "x	y
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document.write( "4	2.9
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document.write( "9	4.65    y = .35x = b, use a Pt or find b
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document.write( "14	6.4
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document.write( "21	8.85
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document.write( "27	10.95\r
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document.write( "\n" );
document.write( "3/4 (5x-y)<3
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document.write( "     5x - y < 4
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document.write( "      5x-4 < y   ||Line y = 5x-4  (0,-4) and (4/5,0) on this line
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document.write( "Plot points, connect with Line and \"Shade above that Purple Line\" to graph y>5x-4
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