3x=21
x=21/3
x=7
hope it helps
Answer:
Step-by-step explanation:
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- 3
3² - 9
3³ - 27
- 81
- 243
- 729
- 2,187
An equation would be 24 - 14 = n. Another one you could write would be 14 + n = 24. The answer is 10 for the amount of old trees.
21