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View Full Version : Pre-cal solving for indicated variable

ash23
Aug 23, 2008, 11:43 AM
a^2 x+ (a-1) = (a+1)x

solve for x
galactus
Aug 23, 2008, 12:02 PM
a^{2}x-(a+1)x+a-1=0

a^{2}x-(a+1)x=1-a

Now, factor out the x and divide and you're done.