Question

simplify: (3a+4b-5c)(2a-3b)

Answer 1

Answer:

6 a square minus ab + 10 AC - 15 B C - 12 b square

Step-by-step explanation:

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Answer 2

Answer:

• 6a²-12b²-ab-10ac+25bc

Step-by-step explanation:

• (3a+4b-5c)(2a-3b)
• {(3a×2a)+(4b×2a)-(5c×2a)}-{3a×3b)+(4b×3b)-(5c×3b)}
• {6a²+8ab-10ac}-{9ab+12b²-15bc}
• 6a²+8ab-10ac-9ab-12b²+15bc
• 6a²-12b²+8ab-9ab-10ac+15bc
• 6a²-12b²-ab-10ac+15bc

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