How do I find the answer?

Ac contractor is building a new subdivision outside of the city. he has started work on the first street and is planning on the other streets to run in a direction parallel to the first. the second street will pass through (-2,4) find the equation of the location of the second street in standard form. a.2x+y=2 b. x-y=2 c.2x+y=2 d. x+y=2

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585

How is the interquartile range calculated?