How do you evaluate $12- 9( - 7) + 6$ ?

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Answer 1 · 2017-09-02T23:11:31

See a solution process below:

First, execute the Multiplication operation:

$12 - color(red)(9)(color(red)(-7)) + 6 => 12 - (color(red)(-63)) + 6 =>$

$12 + color(red)(63) + 6$

Next, execute the Addition operations from left to right:

$color(red)(12) + color(red)(63) + 6 =>$

$color(red)(75) + 6 =>$

$81$

How do you evaluate 12- 9( - 7) + 612- 9( - 7) + 6?