Respuesta :

shrimpo26

Answer:  8*c+12-(7*c+9)=  0

Step-by-step explanation:

Solve  :    c+3 = 0  

Subtract  3  from both sides of the equation :  

                     c = -3

whitechukeoxonl1
Subtract 7 from both sides

8c+12=7c+9
-7. -7
1


Bring everything down

C+12=9


Now subtract 12 on both sides

C+12=9
-12. -12

C = -3