10x3 - (7x3 )+ (3x3), 7x2 - (4x2) +( 3x2), 5x3 - (3x3) + (2x3), 9x2  - (7x2) +( 2x2), 9x6 - (5x6 )+ (4x6), 8x5 - (3x5 )+ (5x5),

Distributive property

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