Reasoning Javier and Kiera are grouping equations based on the number of operations needed to solve them. In order to solve the equation - 80 - 7+ x) = 103, 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 flow you can use two operations to solve the equation which method do you prefer? Why?