Verified Answer :

9 (30 + 7) = (9 30) + (9 * 7).....this is the distributive property

\(9 * (30 + 7) = (9 *unknown) + (9 * 7)\)

\(Use \ Distribution \ to \ solve\)

\(9 * (30 + 7) = (9 * 30) + (9 * 7)\)