Answer:
9
Explanation:
Add 3 to the 6 and that will get rid of the 3. You will get 9.
x - 3 = 6
x -3 + 3 = 6 + 3
x = 9
Have an amazing day!
PLEASE RATE!
You substitute 9 for x and 9 - 3 = 6
I hope it helps! Have a great day!Muffin ^^
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