document.write( "Question 429996: 0.3x-0.2y=4
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Algebra.Com's Answer #298622 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( "0.3x-0.2y=4
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document.write( "0.5x+0.5y=-45/17 \r
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document.write( "0.3x-0.2y=4
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document.write( "   x + y =-90/17\r
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document.write( "0.3x-0.2y =4
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document.write( "0.2x +0.2y =-90/17*2/10 = -18/17
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document.write( "   .5x = 50/17
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document.write( "     x = 100/17 and y = -190/17     .5y = -95/17  \r
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document.write( "CHECKING our Answer***
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document.write( "3/10*100/17 -2/10*-190/17 = 30/17 + 38/17 = 68/17 = 4  \n" );
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