nadia has grades 9173 and 80 3 math tests what grade must she earn next test

Nadia has grades of 91,73, and 80 on 3 math tests. What grade must she earn on the next test to have an average of exactly 85 for all 4 tests?
 
Do you need a similar assignment done for you from scratch? We have qualified writers to help you. We assure you an A+ quality paper that is free from plagiarism. Order now for an Amazing Discount!
Use Discount Code "Newclient" for a 15% Discount!

NB: We do not resell papers. Upon ordering, we do an original paper exclusively for you.