document.write( "Question 855836: Solve using the substitution method.\r
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Algebra.Com's Answer #515585 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( "3y-x=5   ⇒  x = \"green%283y-5%29\" 
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document.write( "4y+2x=40
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document.write( "4y+2(\"green%283y-5%29\")=40
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document.write( "4y + 6y - 10 = 40
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document.write( "    10y = 50
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document.write( "      y = 5
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document.write( "      x = \"green%283y-5%29+=+10\" 
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document.write( "CHECKING our answer***
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document.write( "Using 3y-x = 5
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document.write( "    15-10 = 5
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document.write( "Wish You the Best in your Studies.\r
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