if you get 4 points for each correct answer and 1 point for each wrong answer and earned 50 points by answering 25 questions what would the equation be?

Question

anonymous · Answer

do you mean one point taken off for each wrong answer?

anonymous · Answer

yes

anonymous · Answer

4x - y = 50, x + y = 25, where x is the number of correct answers and y is the number of wrong answers. Then solve as you would simultaneous equasions:

4x - y = 50
x + y = 25

5x = 75
x = 15

thefore if x + y = 25,
y =10

anonymous · Answer

thanks.. i was trying to put in one equation.