Solve each equation below. check for extraneous solutions. and show work because i have no idea how to do this

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

Me. i can't figure out this question. give an explanation too. .

Given the graphed function below which of the following orders pairs are found on the inverse function