Which would the phrase "the difference between a number and 2" look like as a variable expression? x−2 2x−2 2x + 2 2 + x

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.