document.write( "Question 178556: I am asking for help with these two equations. I did see them listed but need a more of a break to better understand how to solve them\r
\n" ); document.write( "\n" ); document.write( "6x+3y=12z\r
\n" ); document.write( "\n" ); document.write( "(2x+y)/4=z
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Algebra.Com's Answer #133535 by jojo14344(1513)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "\"6x%2B3y=12z+\"--------> EQN 1
\n" ); document.write( "\"%282x%2By%29%2F4=z\"--------> EQN 2
\n" ); document.write( "?????? -----------------> EQN 3
\n" ); document.write( ".
\n" ); document.write( "Sorry, you need 3 EQUATIONS because you have 3 UNKNOWNS--->(x,y,z)
\n" ); document.write( "You can easily substitute EQN 2 in EQN 1, and that eliminates \"z\", but still you have 2 UNKNOWNS----> x & y.
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\n" ); document.write( "Thank you,
\n" ); document.write( "Jojo
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