Wednesday, August 21, 2013

Solve -8|2+2x|+4=20

-8abs%282%2B2x%29%2B4=20 

-8abs%282%2B2x%29%2B4-4=20-4 


%28-8abs%282%2B2x%29%29%2F%28-8%29=16%2F%28-8%29 

abs%282%2B2x%29=-2 

Impossible absolute values are never negative 

No solution possible 

:)
at

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