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Notice that the Workspace window (on the right) shows all the variables currently in the workspace.

So, when you enter x = 3+4, MATLAB first evaluates 3+4 and then assigns the result (7) to the variable x.

The equals sign (=) in MATLAB is the assignment operator, meaning that the expression on the right of the equals sign is assigned to the variable on the left.

Unless otherwise specified, MATLAB stores calculations in a variable named ans.

You can execute commands by entering them in the command window after the MATLAB prompt (>) and pressing the Enter key.

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