What caused it and who was responsible it? In iron curtain What caused it and who was responsible it? In berlin wall

Graph the equation by plotting point x=2

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?

Kevin's bank offered him a 4.5% interest rate for his mortgage. if he purchases 3 points, what will be his new rate?