If there are 20 and someone gives you 256 more how many do you have

For what values of b will f(x)= logbx be a decreasing function? (16 )

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

An object is translated by (x + 4, y - 2). if one point in the image has the coordinates (5, -3), what would be the coordinates of its pre-image? (9, -5) (1, -5) (9, -1) (1, -1)