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Factor 12a^2-15ab-16a+20b
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Factor 12a^2-15ab-16a+20b

User Bjoern Stiel
by
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1 Answer

3 votes

Answer:

(4a-5b) (3a-4)

Explanation:

12a^2-15ab-16a+20b

(12a^2-15ab) + (20b-16a) Factor out 3a

Factor out 4 from 20b-16a: 4(5b-4a)

3a(4a-5b)(5b-4a)

4(5b-4a)= -4(4a-5b)

3a(4a-5b)(4a-5b)

(4a-5b)(3a-4)

User Irfan Gul
by
4.7k points
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