Please HELP ill mark u BRAINLIEST IF U DO ACTUALLY HELP ME.

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9