If 15x + 20=a(bx + c), where a, b and c are integers, and a > 1,what is the value of a? 3, 4, 5, 10, or 15

Which of the following describes how to translate the graph y = xi to obtain the graph of y = x - 11 - 12 1 unit left and 1 unit down 1 unit left and 1 unit up 1 unit right and 1 unit down 1 unit right and 1 unit up

In the geometric progression –3, 12, −48… what term is 3,072?

I'm confused on this could anyone me and show me what i need to do to solve it.