On your first three math test you get scores of 92,88,85. What do you need to get in your next test to have an average of 90 on all 4 test Please answer quickly!!

△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 .

The graph of f(x), shown below, resembles the graph of g(x) = x2, but it has been changed somewhat. which of the following could be the equation of f(x)?

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?