What is the value of the expression 2(x + 4) - (y-8) when x = 1/8 and y = 3/16

Using d, e, and f as values on a triangle and d being 60 degrees, what is the value of e and f if d is 60 degrees? also, what do you notice about the values of e and f?

Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1

If the line in the graph is shifted up two units which is the equation of the new line