Reasoning Javier and Kiera are grouping equations based on the number of operations needed to solve them. In order to solve the equation −2​(5+​x)=33​, Javier says that you need three operations. Kiera says you need two operations. Their teacher says that they are both correct. Which operations do you need to use to solve the equation in three​ operations? Use pencil and paper. Explain how you can use two operations to solve the equation. Which method do you​ prefer? Why? Which of the following would solve the equation in three​ operations?
A.
First use the Distributive Property. Then use addition and division.
B.
First use division. Then use addition and multiplication.
C.
First use the Distributive Property. Then use addition and multiplication.
D.
First use addition. Then use division and subtraction.
E.
First use subtraction. Then use the Distributive Property and division.