Respuesta :

mysticchacha

Answer:

= 12.36 x +  5.52

Step-by-step explanation:

(7.4x + 8.7) - (-4.96x + 3.18)

combine like terms

7.4x + 4.96x  + 8.7 - 3.18

= 12.36 x +  5.52

...choice c