Which of the following equations are linear? (choose all that apply)

Your

x = 6

y = 2x - 8

y= 2x squared + 2

y = 4/x + 5

The scale for a map is 20 miles = 1/2 inch. the distance between two towns on the map is 3 3/4 inches. what is the actual distance between these towns? 150 miles 38 miles 75 miles 135 miles

If angle 2=3x +1 and angle 3=2x +4what is angle 2

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?