Just look at the picture for the question

△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 .

To determine the number of deer in a forest a forest ranger tags 280 and releases them back

Which expression is equivalent to -5(3x - 6/7)