alexandrine11 alexandrine11
  • 15-03-2017
  • Mathematics
contestada

please help me with this

please help me with this class=

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jaime247580 jaime247580
  • 15-03-2017
your answer would be 5


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altavistard
altavistard altavistard
  • 15-03-2017
Because "20+30" is inside parentheses, you must combine 20 and 30 FIRST.  Next, divide your result by 10.  That's your answer.
Here we are following "order of operations" rules (sometimes referred to as "PEMDAS."  Know these rules?  if not, please learn them.
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