A figure is graphed in the coordinate plane. Which pair of transformations will NOT preserve the size and the shape of the figure?
Translate the figure 2 units down and then translate it 3 units to the right.
Rotate the figure 180° clockwise about the origin and then dilate it by a scale factor of 2 centered
about the origin
Reflect the figure in the y-axis and then rotate it 90° counterclockwise.
Translate the figure 5 units to the left and that reflect it in the y-axis.

The triangles are similar. what is the value of x? show your work.

Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?

X/y + 4y/x divided by x/y - 2y/x explain as in depth as you can how you simplfied the fractions. i don't know where to start on this : /