3 years ago

Order of Operations

Mathematics

2 answers:

Rufina [12.5K]3 years ago

8 0

9 - (a - 7)

Note that - = -1

First, distribute - 1 to all terms within the parenthesis

-1(a - 7) = -a + 7

9 - a + 7

Combine like terms

9 + 7 = 16

-a + 16, or A. 16 - a is your answer

hope this helps

RideAnS [48]3 years ago

8 0

9 - (a - 7)

a = -1

9 + 7 = 16

The correct answer is A. 16 - a

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