To use the distributive property on the expression \( 9(7r - 3s + 10) \), we will distribute \( 9 \) to each term inside the parentheses.
Here's how it works step by step:
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Distribute \( 9 \) to \( 7r \): \[ 9 \times 7r = 63r \]
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Distribute \( 9 \) to \( -3s \): \[ 9 \times -3s = -27s \]
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Distribute \( 9 \) to \( 10 \): \[ 9 \times 10 = 90 \]
Now, combine all the distributed terms:
\[ 63r - 27s + 90 \]
So, the equivalent expression for \( 9(7r - 3s + 10) \) is:
\[ \boxed{63r - 27s + 90} \]