1.

31 3 -

Answer»

x+1/3= x-1/23x-3= 2x+23x-2x= 2+3x= 5

X=5 is a correct answer

( x+1)2=3( x-1); 2x+2=3x-3; 3x-2x=5; x=5

3x-3=2x+23x+2x=2+35x=5x=1



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