Question

Rezolvat i in Q ecuațiile 4(x-1)+1=x+1 supra 2

Answer 1

4x-4+1=x+1/2 =>

=> 4x-4+1/1=x+1/2 =>

=> 4x-3/1=x+1/2 =>

=> 8x-6/2=x+1/2 /:2=>

=> 8x-6=x+1 =>

=> 8x-x=1+6 =>

=> 7x=7/ : 7 => x=1


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