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Rezolvati in R ecuatia:
5x - 1 = 3 (5x - 2)
va rog


Răspuns :

Răspuns:

[tex]x=\frac{1}{2}[/tex],x=0.5

Explicație pas cu pas:

5x-1=3(5x-2), x∈R

5x-1=15x-6|+1

5x=15x-5|-15x

-10x=-5|:-10

[tex]\frac{-10x}{-10} =\frac{-5}{-10}[/tex]

[tex]x=\frac{1}{2}[/tex]

x=0.5 , 0.5 = nr real.

Succes! :)