How do you write f(x)=|-2x-6| as a piecewise defined function?

In trapezoid klmn, kj=19.2 and jm=22.5. identify ln.

△cde maps to △stu with the transformations (x, y) arrowright (x − 2, y − 2) arrowright (3x, 3y) arrowright (x, −y). if cd = a + 1, de = 2a − 1, st = 2b + 3 and tu = b + 6, find the values of a and b. the value of a is and the value of b is .

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling