Aubree is taking a multiple choice test. Her grade is given by the equation y=80-4x where y represents her final score and x represents the number of questions she got wrong. What could the number 80 represent in the equation?

answer is c

step-by-step explanation:

81/12=324/x

x=48

well if he bought them at 5 cedis each sold them at 7 cedis each then he would make a profit of 2 cedis of each book. if in total he made 150 cedis profit that means he sold 75 books. he lost 12 books at the start so that means he originally bought a total of 82 books.

step-by-step explanation:

differentiate (x^14(x^-2)^4with respect to the variable

the parentheses don't balance in your input.

differentiate 0 with respect to

the final answer is

0

hope this