document.write( "Question 999733: How do you solve this math problem 15x + 5y = 20
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Algebra.Com's Answer #617299 by addingup(3677)\"\" \"About 
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15x+5y= 20
\n" ); document.write( "15x= 20-5y
\n" ); document.write( "x= 20-5y/15 All numbers are divisible by 5, so let's simplify
\n" ); document.write( "x= 4-y/3
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