Relax

Respuesta :

Answer:

c = -2

Step-by-step explanation:

4(3+c)+c=c+4 =

4(3+c)+c-c=c+4-c =

4(3+c)=4 =

[4(3+c)]/4=4/4 =

3+c=1 =

3+c-3=1-3 =

c = -2