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in Algebra by (44.5k points)
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Multiply:

(10x – 7y + 5z) by 6xyz

1 Answer

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Best answer

(10x – 7y + 5z) by 6xyz

(10x – 7y + 5z) × 6xyz 

= 6xyz (10x – 7y + 5z) [∵ Multiplication is commutative]

= 6xy (10x) + 6xyz (-7y) + 6xyz (5z)

= (6 × 10)(x × x × y × z) + (6 × -7) + (x × y × y × z) + (6 × 5)(x × y × z × z)

= 60x2yz + (-42xy2z) + 30xyz2

= 60x2yz – 42x2z + 30xyz2

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