The model below represents the equation 2x + 3 = 11.
What is the first step in finding the value of x?
A. Add 3 cubes to each side of the model
B. Subtract 3 cubes from each side of the model
C. Add 11 cubes to each side of the model
D. Divide the cubes equally among the 2 cups
To find the value of x in the equation 2x + 3 = 11, we need to isolate x on one side of the equation.
The first step is to subtract 3 from each side of the equation.
Therefore, the correct answer is B. Subtract 3 cubes from each side of the model.