What is $16+ [ - 8+ ( - 9) ]$ ?

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Answer 1 · 2016-09-20T06:05:50

$16+[-8+(-9)]=color(blue)(-1)$

Follow the order of operations as indicated by the acronym PEMDAS.

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$16+[-8+(-9)]$

Simplify the terms inside the brackets/parentheses.

$16+[-8-9]$

Simplify.

$16-17$

Subtract.

$16-17=-1$

What is 16+ [ - 8+ ( - 9) ]16+ [ - 8+ ( - 9) ]?