Two correct answers:
9 + x
x + 9
Or you can say
x - -9
or
9 - -x
The answer is D I made a video incase you can’t see the picture well.
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Answer:
it is 27
Step-by-step explanation:
Answer:
1/5^3

Step-by-step explanation:
I'm not sure how to explain this, but if there is a negative exponent, then it can be written like this, as the denominator of a fraction.