document.write( "Question 836568: y = a - x, solve for x? \n" ); document.write( "
Algebra.Com's Answer #504262 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
this is somewhat tricky because you will have to change -x to +x
\n" ); document.write( "add x to both sides
\n" ); document.write( "x+y=a
\n" ); document.write( "subtract y
\n" ); document.write( "x=a-y\r
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