What is the GCF of and 55 and 80 *

Working on itts i’m going to need you to me as i go along 1-5

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.

Answer pls man im trying to get out of summer school