Respuesta :

Answer:

Step-by-step explanation:

5x+30=45

5x+30 -30=45 -30

5x =15

divid by 5 :  x =3

equations that are equivalent to 5x+30=45 are : 5x =15  and  x =3

168610

Answer:

5(x+6)=45

Step-by-step explanation:

it is just the same thing just broken up