The total cost of the dinner is found by adding the two prices together. Then this sum is multiplied by 1.05, which is 100% + 5%, to get a cost of $11.72.

Relax

Respuesta :

Answer:

2( 4 + 2X) = 3x + 4

 

8 + 4x = 3x + 4

 

8 + 4x - 3x - 4 = 0

 

x + 4 = 0

 

x = -4

Step-by-step explanation: