document.write( "Question 322994: x/2-y/3=5/6\r
\n" ); document.write( "\n" ); document.write( "x/5-y-4=15/10\r
\n" ); document.write( "\n" ); document.write( "Solve by using substitution \n" ); document.write( "

Algebra.Com's Answer #231663 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
1. $\"x%2F2-y%2F3=5%2F6\"$
\n" ); document.write( "2. $\"x%2F5-y-4=15%2F10\"$
\n" ); document.write( "From eq. 1,
\n" ); document.write( " $\"x=%282%2F3%29y%2B5%2F3\"$
\n" ); document.write( " $\"x%2F5=%282%2F15%29y%2B1%2F3\"$
\n" ); document.write( "Substitute into eq. 2,
\n" ); document.write( " $\"%282%2F15%29y%2B1%2F3-y-4=15%2F10\"$
\n" ); document.write( " $\"-%2813%2F15%29y=4%2B15%2F10-1%2F3\"$
\n" ); document.write( " $\"-%2813%2F15%29y=120%2F30%2B45%2F30-10%2F30\"$
\n" ); document.write( " $\"-%2813%2F15%29y=155%2F30\"$
\n" ); document.write( " $\"y=-%28155%2F30%29%2815%2F13%29\"$
\n" ); document.write( " $\"highlight%28y=-155%2F26%29\"$
\n" ); document.write( "Then,
\n" ); document.write( " $\"x=%282%2F3%29y%2B5%2F3\"$
\n" ); document.write( " $\"x=-%282%2F3%29%28155%2F26%29%2B5%2F3\"$
\n" ); document.write( " $\"x=-155%2F39%2B65%2F39\"$
\n" ); document.write( " $\"x=-90%2F39\"$
\n" ); document.write( " $\"highlight%28x=-30%2F13%29\"$ \n" ); document.write( "

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