How do you simplify $8 + 7 [24 - (12 + 2)]$ using PEMDAS?

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Answer 1 · 2016-04-08T09:19:51

87

Start with the inner-most bracket:

$8+7[24-color(red)((12+2))]$

$8+7[24-14]$

Next, work out the outer or the square bracket:

$8+7color(red)([24-14])$

$8+7[10] => 8+7xx 10$

Multiplication is followed by addition:

$8+color(red)(7xx10$

$=color(red)(8+70)$

$=87$

How do you simplify 8 + 7 [24 - (12 + 2)]8 + 7 [24 - (12 + 2)] using PEMDAS?