-5y + 31 = y – 11 plz give me the anser

Write an explicit formula that represents the sequence defined by the following recursive formula:

Which set of reflections would carry trapezoid abcd onto itself? a) x-axis, y=x, y-axis, x-axis b) x-axis, y-axis, x-axis c) y=x, x-axis, x-axis d) y-axis, x-axis, y-axis, x-axis

What other information do you need to prove triangle dac=bca by asa