Question

Tim answered all the questions on his math test but got 10 answers wrong . He revived 4 points for every correct answer , and there was no penalty for wrong answers . His score was 76 points .

Write an equation to determine the total number of question (q) on Tim’s math test .

Answer 1

29 questions

Explanation:

4(q-10)=76 is the equation

He answer 29 questions

I did this Khan before and it was correct!

Hope this helps ;)

Answer 2

76 points/ 4 points per questions means he answered 19 questions correctly

plus the 10 he answered incorrectly

76/4+10=x

19+10=x

29=x