Răspuns :
x+x/4=3x-49 amplificam pe x cu 4
[tex] \frac{4x+4}{4} =3x-49[/tex]
[tex] \frac{5x}{4} =3x-49[/tex]
4(3x-49)=5x
12x-5x=196
7x=196
x=28
[tex] \frac{4x+4}{4} =3x-49[/tex]
[tex] \frac{5x}{4} =3x-49[/tex]
4(3x-49)=5x
12x-5x=196
7x=196
x=28