What is answer please help i need help ok

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.

Reflect the point (7,0) across the y-axis

If f(x) = 6x – 4, what is f(x) when x = 8? a2 b16 c44 d52