VBA code to delete specified rows on all worksheets
The below visual basic code, posted here, works well to delete the rows that you specify on all worksheets in a workbook. Simply enter the range of your rows on the line beginning 'Rows'.
Sub bleh()
Dim xWs As Worksheet
Set xWs = ActiveSheet
ThisWorkbook.Worksheets.Select
Rows("4:5").Select
Selection.Delete
xWs.Select
End Sub