Respuesta :

Answer: It to hard bruh.

Step-by-step explanation:

42.75•4 = 171 171+52.45= 223.45. 223.45-18.50= 204.95 204.95• 1/3 = 68.3166. He messed up step 2. He added them all instead of adding then subtract the answer by 18.50. Hope this helps