Respuesta :

Answer: x=1

Step-by-step explanation:

5x-4+2x=3

    +4       +4

5x+2x=7

7x=7

x=1

Answer:

x=1

Step-by-step explanation:

5x - 4 +2x =3

5x +2x =3 +4

7x =7

x=7 :7

x=1