document.write( "Question 1175535: Solve for y when x=10+4z/10.\r
\n" ); document.write( "\n" ); document.write( "a. 2x+y-z=2\r
\n" ); document.write( "\n" ); document.write( "I tried the following:\r
\n" ); document.write( "\n" ); document.write( "2(10+4z/10)+y-z=2
\n" ); document.write( "20+8z/20+y-z=2
\n" ); document.write( "20(20+8z/20+y-z=2)
\n" ); document.write( "20+8z+20y-20z=20
\n" ); document.write( "-14z+20-20=-20y
\n" ); document.write( "-14z=-20y
\n" ); document.write( "-14z/-20=y
\n" ); document.write( "7/10=y
\n" ); document.write( "

Algebra.Com's Answer #801200 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "Solve for y .\r
\n" ); document.write( "\n" ); document.write( "a.
\n" ); document.write( "\"2x%2By-z=2\".....when \"x=10%2B4z%2F10\"\r
\n" ); document.write( "\n" ); document.write( "\"2%2810%2B4z%2F10%29%2By-z=2\"\r
\n" ); document.write( "\n" ); document.write( "\"20%2B8z%2F10%2By-z=2\"\r
\n" ); document.write( "\n" ); document.write( "\"20%2B8z%2F10%2By-10z%2F10=2\"\r
\n" ); document.write( "\n" ); document.write( "\"20%2By-z%2F5=2\"\r
\n" ); document.write( "\n" ); document.write( "\"y=2-20%2Bz%2F5\"\r
\n" ); document.write( "\n" ); document.write( "\"y=z%2F5-18\"\r
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