What is another way to check the sum of 104 + 34 + 228 + 877?

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

The first few steps in solving the quadratic equation 9x2 + 49x = 22 ? 5x by completing the square are shown. 9x2 + 49x = 22 ? 5x 9x2 + 54x = 22 9(x2 + 6x) = 22 which is the best step to do next to solve the equation by completing the square? 9(x2 + 6x + 3) = 25 9(x2 + 6x + 3) = 49 9(x2 + 6x + 9) = 31 9(x2 + 6x + 9) = 103