document.write( "Question 123797This question is from textbook Prealgebra
\n" ); document.write( ": I am so confused and stuck on these types of problems: -9+20=19x-4-18x
\n" ); document.write( "please help me!!
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Algebra.Com's Answer #90808 by checkley71(8403)\"\" \"About 
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-9+20=19X-4-18X
\n" ); document.write( "19X-18X=-9+20+4
\n" ); document.write( "X=15 ANSWER.
\n" ); document.write( "PROOF
\n" ); document.write( "-9+20=19*15-4-18*15
\n" ); document.write( "11=285-4-270
\n" ); document.write( "11=11
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