In an academic contest correct answers earn 12 points and incorrect answers lose 5 points. In the final round school A starts with 165 points and gives the same number of correct and incorrect answered. School B starts with 65 points and gives no incorrect answers and the same number of correct answers as school A. How many answers did each school get in the final round?

Respuesta :

Answer:

Step-by-step explanation:

185

Answer:

x=20 answers

Step-by-step explanation:

12x-5x+165=12x+65

7x+165=12x+65

7x+165-7x=12x+65-7x

165=5x+65

165-65=5x+65-65

100=5x

100÷5=5x÷5

20=x