Answer:
x=-2
Step-by-step explanation:
Let m=x

Expand the parentheses:

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33 would be 30 and 89 would be 90
Answer:
12 pencils
Step-by-step explanation:
5 + 1 = 50% of the original amount
5 + 1 = 6
50% = 6
6 x 2 = 12 = 100%
Katie had 12 pencils
Step-by-step explanation:



Yes, it is because the circumference is always
times the amount of the radius.