Give a polygon with 13 sides, find sum of the measure of its interior angles

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.

Find the zeros of each function. f(x) = 6x^2 - 7x - 20

4+(2+x) can you me solve this problem