Pls help I will mark brainlist if correct!!

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.

Write an algebraic expression for the word expression the quotient of c and 8

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !