Convert this rational number to its decimal format and round to the nearest thousand 1/3

What is 20+(5 x 2/5 )+ 3 show your work

Which composition of similarity transformations maps polygon abcd to polygon a'b'c'd'? a dilation with a scale factor less than 1 and then a reflection a dilation with a scale factor less than 1 and then a translation a dilation with a scale factor greater than 1 and then a reflection a dilation with a scale factor greater than 1 and then a translation

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)