Line segment ab has vertices a(-3,4) and b(1,-2). a dilation, centered at the origin, is applied to ab. the image has vertices a’ (-1,4/3) and b’ (1/3,-2/3). what is the scale factor of the dilation?
1/6
1/3
3
6
(on the 2/3 fraction the negative sign is only by the 2)

Adriveway is 60-feet long by 6-feet wide. the length and width of the driveway will each be increased by the same number of feet. the following expression represents the perimeter of the larger driveway: (x + 60) + (x + 6) + (x + 60) + (x + 6) which expression is equivalent to the expression for the perimeter of the larger driveway? a) 2(x + 66) b) 4x + 33 c) 4(x + 33) d) 4(x + 132)

15 point ! ~ see if you know the answer to both you!

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?