Write an expression that represents the statement add 9 and 3 the multiply by 6

For which pair of functions is (gof)(a)=|a|-2?

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?