1. The problem is to find the sum of 9 and 10.
2. The formula for addition is $a + b = c$, where $a$ and $b$ are numbers and $c$ is their sum.
3. Substitute the values: $9 + 10$.
4. Calculate the sum: $9 + 10 = 19$.
5. Therefore, the answer is 19.
Simple Addition 7A0Edb
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