What is the sum of nine pus ten? (21)?

What is this inequality notation? t is less then or equal to 2

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Which of the following describes how to translate the graph y = |x| to obtain the graph of y = |x+1|+1? shift 1 unit left and 1 unit down shift 1 unit left and 1 unit up shift 1 unit night and 1 unit down shift 1 unit nght and 1 unit up