Press Alt+F11 to activate the Visual Basic Editor.
Select Insert > Module or press Alt+I, M to insert an empty new code module.
Copy the following code into the module:
Sub DeleteBlanks()
Dim r As Long
Dim m As Long
Application.ScreenUpdating = False
m = Range("E" & Rows.Count).End(xlUp).Row
For r = m To 1 Step -1
If Range("E" & r).Value = "" Or Range("E" & r).Value = 0 Then
Range("E" & r).EntireRow.Delete
End If
Next r
Application.ScreenUpdating = True
End Sub
One way to run this macro is to click anywhere in the code and to press F5.
Another way:
Switch back to Excel (Alt+F11).
Press Alt+F8 to activate the Macros dialog.
Select DeleteBlanks, then click Run.
Remark: if you want to keep the macro for later (re)use, make sure that you save the workbook as a macro-enabled workbook (.xlsm).