Determine if the machine is functioning properly and explain.

Tamara is wondering if her function machine is working. She recorded her inputs and outputs.

Input (x) -3 -2 -1 0 1 2 3
Output (y) 4 4 4 4 4 4 4

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?

What would the rule be for the reflection of y=-3