joshigwenagu joshigwenagu
  • 24-09-2018
  • Mathematics
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6[8-(6-9) simplified

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altavistard
altavistard altavistard
  • 24-09-2018

I think you meant the following:    6[8-(6-9)].

Here, following order of operations rules, we must calculate 6-9 first; the correct result is -3.  Then we have:    6[8-(-3)]  =  6[8+3] = 6[11] = 66.

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