SOLUTION: A stack of telephone poles has 30 poles in the bottom row. There are 29 poles in the second row, 28 in the next row and son on. How many poles are in the stack if there are 5 poles

Algebra ->  Customizable Word Problem Solvers  -> Misc -> SOLUTION: A stack of telephone poles has 30 poles in the bottom row. There are 29 poles in the second row, 28 in the next row and son on. How many poles are in the stack if there are 5 poles      Log On