Find the value of y.

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

Need on this geometry question. explain how you did it.

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !