Question

a test has 20 questions it award 3 points is the answer is correct and takes away 1 point if the answer is incorrect . what integer represents the amount of points the student lost?​

Answer 1

1(20-x)

Explanation:

let the number of correct answers be x

so wrong will be 20-x

1 mark cancelled from each question

therefore,

1(20-x) will be the answer