Find the value of x of 13x + 12

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.

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

Sum of the interior angles of a pentagon