Sagot :
Question:
In a game each team receives 2 points each correct answer and 1 point fro each incorrect answer. Ruby’s team answer 8 questions correctly and 3 questions incorrectly. What was the team’s final score?
Answer:
Let 3×= correct answer
y = wrong answer
Solution:
3× - y = n
3(7) - 3= n
21 - 3= n
=18