So you would add 12 to the other side of the equation, and 9+12=21, so x=21.
the answer is 29363
Step-by-step explanation:
hope this dont help
Answer:
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Step-by-step explanation:
Here’s your answer. I’m just writing for no reason coz this needs to be 20 characters long!
How to simplify:
9+(-2) would be just 9 - 2 = 7 -2 would 5
The answer is 5
Hope this helps