Reflected over the x axis, vertically stretched by a factor of 3 and translated right 1

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?

Which of the following is the equation that says that the product of a number and ten is equal to 20 percent of that number ? a) 10n= 2.0n b) 10+n=.20n c) n+ .20n=10 d) 10n=0.20n