Question

Se considera functia f:R--->R , f(x)=3x-2supra2 .
a)Rezolvati in multimea numerelor reale ecuatia 2f(x)=1+4x-f(6)

Answer 1

2(3x-$\frac{2}{2}$)=1+4x-(3x6-1)
2(3x-1)=1+4x+17
6x-2=4x+18
2x=16
x=8